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536,720

536,720 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.).

536,720 (five hundred thirty-six thousand seven hundred twenty) is an even 6-digit number. It is a composite number with 20 divisors, and factors as 2⁴ × 5 × 6,709. Its proper divisors sum to 711,340, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x83090.

Abundant Number Arithmetic Number Odious Number Pernicious Number Refactorable Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
23
Digit product
0
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
27,635
Square (n²)
288,068,358,400
Cube (n³)
154,612,049,320,448,000
Divisor count
20
σ(n) — sum of divisors
1,248,060
φ(n) — Euler's totient
214,656
Sum of prime factors
6,722

Primality

Prime factorization: 2 4 × 5 × 6709

Nearest primes: 536,719 (−1) · 536,729 (+9)

Divisors & multiples

All divisors (20)
1 · 2 · 4 · 5 · 8 · 10 · 16 · 20 · 40 · 80 · 6709 · 13418 · 26836 · 33545 · 53672 · 67090 · 107344 · 134180 · 268360 (half) · 536720
Aliquot sum (sum of proper divisors): 711,340
Factor pairs (a × b = 536,720)
1 × 536720
2 × 268360
4 × 134180
5 × 107344
8 × 67090
10 × 53672
16 × 33545
20 × 26836
40 × 13418
80 × 6709
First multiples
536,720 · 1,073,440 (double) · 1,610,160 · 2,146,880 · 2,683,600 · 3,220,320 · 3,757,040 · 4,293,760 · 4,830,480 · 5,367,200

Sums & aliquot sequence

As a sum of two squares: 112² + 724² = 512² + 524²
As consecutive integers: 107,342 + 107,343 + 107,344 + 107,345 + 107,346 16,757 + 16,758 + … + 16,788 3,275 + 3,276 + … + 3,434
Aliquot sequence: 536,720 711,340 996,212 1,041,292 1,041,348 2,184,252 3,640,644 6,877,500 16,215,108 31,953,852 65,322,404 65,542,876 65,741,060 106,385,020 148,939,364 157,694,236 160,762,084 — unresolved within range

Continued fraction of √n

√536,720 = [732; (1, 1, 1, 1, 2, 1, 3, 1, 90, 1, 3, 1, 2, 1, 1, 1, 1, 1464)]

Period length 18 — the block in parentheses repeats forever.

Representations

In words
five hundred thirty-six thousand seven hundred twenty
Ordinal
536720th
Binary
10000011000010010000
Octal
2030220
Hexadecimal
0x83090
Base64
CDCQ
One's complement
4,294,430,575 (32-bit)
Scientific notation
5.3672 × 10⁵
As a duration
536,720 s = 6 days, 5 hours, 5 minutes, 20 seconds
In other bases
ternary (3) 1000021020112
quaternary (4) 2003002100
quinary (5) 114133340
senary (6) 15300452
septenary (7) 4363532
nonary (9) 1007215
undecimal (11) 337278
duodecimal (12) 21a728
tridecimal (13) 15a3b2
tetradecimal (14) dd852
pentadecimal (15) a9065

As an angle

536,720° = 1,490 × 360° + 320°
320° ≈ 5.585 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹 𒌋𒌋
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆
Greek (Milesian)
͵φλϛψκʹ
Chinese
五十三萬六千七百二十
Chinese (financial)
伍拾參萬陸仟柒佰貳拾
In other modern scripts
Eastern Arabic ٥٣٦٧٢٠ Devanagari ५३६७२० Bengali ৫৩৬৭২০ Tamil ௫௩௬௭௨௦ Thai ๕๓๖๗๒๐ Tibetan ༥༣༦༧༢༠ Khmer ៥៣៦៧២០ Lao ໕໓໖໗໒໐ Burmese ၅၃၆၇၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 536720, here are decompositions:

  • 3 + 536717 = 536720
  • 43 + 536677 = 536720
  • 127 + 536593 = 536720
  • 157 + 536563 = 536720
  • 211 + 536509 = 536720
  • 229 + 536491 = 536720
  • 241 + 536479 = 536720
  • 271 + 536449 = 536720

Showing the first eight; more decompositions exist.

Hex color
#083090
RGB(8, 48, 144)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.8.48.144.

Address
0.8.48.144
Class
reserved
IPv4-mapped IPv6
::ffff:0.8.48.144

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 536,720 and was likely granted around 1894.

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

Position in π

The digit sequence 536720 first appears in π at position 214,763 of the decimal expansion (the 214,763ordinal-suffix:rd 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°.