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464,820

464,820 is a composite number, even.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).

464,820 (four hundred sixty-four thousand eight hundred twenty) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2² × 3 × 5 × 61 × 127. Its proper divisors sum to 868,428, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x717B4.

Abundant Number Arithmetic Number Cube-Free Odious Number Pernicious Number Practical Number Recamán's Sequence Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
24
Digit product
0
Digital root
6
Palindrome
No
Bit width
19 bits
Reversed
28,464
Recamán's sequence
a(132,712) = 464,820
Square (n²)
216,057,632,400
Cube (n³)
100,427,908,692,168,000
Divisor count
48
σ(n) — sum of divisors
1,333,248
φ(n) — Euler's totient
120,960
Sum of prime factors
200

Primality

Prime factorization: 2 2 × 3 × 5 × 61 × 127

Nearest primes: 464,819 (−1) · 464,843 (+23)

Divisors & multiples

All divisors (48)
1 · 2 · 3 · 4 · 5 · 6 · 10 · 12 · 15 · 20 · 30 · 60 · 61 · 122 · 127 · 183 · 244 · 254 · 305 · 366 · 381 · 508 · 610 · 635 · 732 · 762 · 915 · 1220 · 1270 · 1524 · 1830 · 1905 · 2540 · 3660 · 3810 · 7620 · 7747 · 15494 · 23241 · 30988 · 38735 · 46482 · 77470 · 92964 · 116205 · 154940 · 232410 (half) · 464820
Aliquot sum (sum of proper divisors): 868,428
Factor pairs (a × b = 464,820)
1 × 464820
2 × 232410
3 × 154940
4 × 116205
5 × 92964
6 × 77470
10 × 46482
12 × 38735
15 × 30988
20 × 23241
30 × 15494
60 × 7747
61 × 7620
122 × 3810
127 × 3660
183 × 2540
244 × 1905
254 × 1830
305 × 1524
366 × 1270
381 × 1220
508 × 915
610 × 762
635 × 732
First multiples
464,820 · 929,640 (double) · 1,394,460 · 1,859,280 · 2,324,100 · 2,788,920 · 3,253,740 · 3,718,560 · 4,183,380 · 4,648,200

Sums & aliquot sequence

As consecutive integers: 154,939 + 154,940 + 154,941 92,962 + 92,963 + 92,964 + 92,965 + 92,966 58,099 + 58,100 + … + 58,106 30,981 + 30,982 + … + 30,995
Aliquot sequence: 464,820 → 868,428 → 1,792,692 → 3,329,964 → 6,091,476 → 8,870,604 → 11,827,500 → 24,910,740 → 53,240,256 → 99,364,976 → 97,851,568 → 111,867,152 → 112,350,268 → 94,610,892 → 127,118,308 → 95,338,738 → 61,231,598 — unresolved within range

Continued fraction of √n

√464,820 = [681; (1, 3, 2, 17, 2, 84, 1, 2, 1, 3, 1, 2, 1, 3, 1, 2, 1, 84, 2, 17, 2, 3, 1, 1362)]

Period length 24 — the block in parentheses repeats forever.

Representations

In words
four hundred sixty-four thousand eight hundred twenty
Ordinal
464820th
Binary
1110001011110110100
Octal
1613664
Hexadecimal
0x717B4
Base64
Bxe0
One's complement
4,294,502,475 (32-bit)
Scientific notation
4.6482 × 10⁵
As a duration
464,820 s = 5 days, 9 hours, 7 minutes
In other bases
ternary (3) 212121121120
quaternary (4) 1301132310
quinary (5) 104333240
senary (6) 13543540
septenary (7) 3644106
nonary (9) 777546
undecimal (11) 298254
duodecimal (12) 1a4bb0
tridecimal (13) 133755
tetradecimal (14) c1576
pentadecimal (15) 92ad0

As an angle

464,820° = 1,291 × 360° + 60°
60° ≈ 1.047 rad
Compass bearing: ENE (east-northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹 ·
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆
Greek (Milesian)
͵υξδωκʹ
Chinese
四十六萬四千八百二十
Chinese (financial)
肆拾陸萬肆仟捌佰貳拾
In other modern scripts
Eastern Arabic ٤٦٤٨٢٠ Devanagari ४६४८२० Bengali ৪৬৪৮২০ Tamil ௪௬௪௮௨௦ Thai ๔๖๔๘๒๐ Tibetan ༤༦༤༨༢༠ Khmer ៤៦៤៨២០ Lao ໔໖໔໘໒໐ Burmese ၄၆၄၈၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 464820, here are decompositions:

  • 7 + 464813 = 464820
  • 11 + 464809 = 464820
  • 17 + 464803 = 464820
  • 19 + 464801 = 464820
  • 43 + 464777 = 464820
  • 47 + 464773 = 464820
  • 53 + 464767 = 464820
  • 67 + 464753 = 464820

Showing the first eight; more decompositions exist.

Hex color
#0717B4
RGB(7, 23, 180)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.7.23.180.

Address
0.7.23.180
Class
reserved
IPv4-mapped IPv6
::ffff:0.7.23.180

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 464,820 and was likely granted around 1891.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Position in π

The digit sequence 464820 first appears in π at position 434,862 of the decimal expansion (the 434,862ordinal-suffix:nd digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Related reading

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.