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1,046,420

1,046,420 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.).

1,046,420 (one million forty-six thousand four hundred twenty) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 5 × 52,321. Its proper divisors sum to 1,151,104, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFF794.

Abundant Number Arithmetic Number Cube-Free Evil Number Gapful Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
17
Digit product
0
Digital root
8
Palindrome
No
Bit width
20 bits
Reversed
246,401
Square (n²)
1,094,994,816,400
Cube (n³)
1,145,824,475,777,288,000
Divisor count
12
σ(n) — sum of divisors
2,197,524
φ(n) — Euler's totient
418,560
Sum of prime factors
52,330

Primality

Prime factorization: 2 2 × 5 × 52321

Nearest primes: 1,046,413 (−7) · 1,046,447 (+27)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 5 · 10 · 20 · 52321 · 104642 · 209284 · 261605 · 523210 (half) · 1046420
Aliquot sum (sum of proper divisors): 1,151,104
Factor pairs (a × b = 1,046,420)
1 × 1046420
2 × 523210
4 × 261605
5 × 209284
10 × 104642
20 × 52321
First multiples
1,046,420 · 2,092,840 (double) · 3,139,260 · 4,185,680 · 5,232,100 · 6,278,520 · 7,324,940 · 8,371,360 · 9,417,780 · 10,464,200

Sums & aliquot sequence

As a sum of two squares: 44² + 1,022² = 578² + 844²
As consecutive integers: 209,282 + 209,283 + 209,284 + 209,285 + 209,286 130,799 + 130,800 + … + 130,806 26,141 + 26,142 + … + 26,180
Aliquot sequence: 1,046,420 1,151,104 1,387,166 1,016,914 586,886 306,058 156,794 99,814 76,586 39,514 22,406 13,234 8,186 4,096 4,095 4,641 3,423 — unresolved within range

Continued fraction of √n

√1,046,420 = [1022; (1, 17, 1, 3, 2, 1, 5, 1, 2, 1, 1, 2, 1, 1, 5, 6, 25, 2, 2, 2, 1, 49, 5, 6, …)]

Representations

In words
one million forty-six thousand four hundred twenty
Ordinal
1046420th
Binary
11111111011110010100
Octal
3773624
Hexadecimal
0xFF794
Base64
D/eU
One's complement
4,293,920,875 (32-bit)
Scientific notation
1.04642 × 10⁶
As a duration
1,046,420 s = 12 days, 2 hours, 40 minutes, 20 seconds
In other bases
ternary (3) 1222011102022
quaternary (4) 3333132110
quinary (5) 231441140
senary (6) 34232312
septenary (7) 11615534
nonary (9) 1864368
undecimal (11) 655211
duodecimal (12) 425698
tridecimal (13) 2a83ab
tetradecimal (14) 1d34c4
pentadecimal (15) 15a0b5

As an angle

1,046,420° = 2,906 × 360° + 260°
260° ≈ 4.538 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋 𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆
Chinese
一百零四萬六千四百二十
Chinese (financial)
壹佰零肆萬陸仟肆佰貳拾
In other modern scripts
Eastern Arabic ١٠٤٦٤٢٠ Devanagari १०४६४२० Bengali ১০৪৬৪২০ Tamil ௧௦௪௬௪௨௦ Thai ๑๐๔๖๔๒๐ Tibetan ༡༠༤༦༤༢༠ Khmer ១០៤៦៤២០ Lao ໑໐໔໖໔໒໐ Burmese ၁၀၄၆၄၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1046420, here are decompositions:

  • 7 + 1046413 = 1046420
  • 31 + 1046389 = 1046420
  • 73 + 1046347 = 1046420
  • 157 + 1046263 = 1046420
  • 163 + 1046257 = 1046420
  • 181 + 1046239 = 1046420
  • 229 + 1046191 = 1046420
  • 241 + 1046179 = 1046420

Showing the first eight; more decompositions exist.

Hex color
#0FF794
RGB(15, 247, 148)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.247.148.

Address
0.15.247.148
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.247.148

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 4, 6420 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 6420-04-01 (DMMYYYY (Euro, single-digit day))
  • 6420-10-04 (MMDYYYY (US, single-digit day))
  • 6420-04-10 (DDMYYYY (Euro, single-digit month))
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 1,046,420 and was likely granted around 1912.

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

Related reading

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