Live analysis

104,721

104,721 is a composite number, odd.

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.).

104,721 (one hundred four thousand seven hundred twenty-one) is an odd 6-digit number. It is a composite number with 8 divisors, and factors as 3 × 67 × 521. Written other ways, in hexadecimal, 0x19911.

Arithmetic Number Cube-Free Deficient Number Odious Number Pernicious Number Recamán's Sequence Self Number Sphenic Number Squarefree

Interestingness

★ ★ ★ ★ ☆

6 notable facts · grade B

104,709 104,710 104,711 104,712 104,713 104,714 104,715 104,716 104,717 104,718 104,719 104,720 104,721 104,722 104,723 104,724 104,725 104,726 104,727 104,728 104,729 104,730 104,731 104,732 104,733

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Properties

Parity: Odd
Digit count: 6
Digit sum: 15
Digit product: 0
Digital root: 6
Palindrome: No
Bit width: 17 bits
Reversed: 127,401
Recamán's sequence: a(91,749) = 104,721
Square (n²): 10,966,487,841
Cube (n³): 1,148,421,573,197,361
Divisor count: 8
σ(n) — sum of divisors: 141,984
φ(n) — Euler's totient: 68,640
Sum of prime factors: 591

Primality

Prime factorization: 3 × 67 × 521

Nearest primes: 104,717 (−4) · 104,723 (+2)

Divisors & multiples

All divisors (8)

1 · 3 · 67 · 201 · 521 · 1563 · 34907 · 104721

Aliquot sum (sum of proper divisors): 37,263

Factor pairs (a × b = 104,721)

1 × 104721

3 × 34907

67 × 1563

201 × 521

First multiples

104,721 · 209,442 (double) · 314,163 · 418,884 · 523,605 · 628,326 · 733,047 · 837,768 · 942,489 · 1,047,210

Sums & aliquot sequence

As consecutive integers: 52,360 + 52,361 34,906 + 34,907 + 34,908 17,451 + 17,452 + 17,453 + 17,454 + 17,455 + 17,456 1,530 + 1,531 + … + 1,596

Aliquot sequence: 104,721 → 37,263 → 12,425 → 5,431 → 1 → 0 — terminates at zero

Continued fraction of √n

√104,721 = [323; (1, 1, 1, 1, 5, 1, 4, 4, 1, 4, 3, 2, 7, 1, 1, 1, 11, 1, 1, 3, 1, 3, 3, 1, …)]

Representations

In words: one hundred four thousand seven hundred twenty-one
Ordinal: 104721st
Binary: 11001100100010001
Octal: 314421
Hexadecimal: 0x19911
Base64: AZkR
One's complement: 4,294,862,574 (32-bit)
Scientific notation: 1.04721 × 10⁵
As a duration: 104,721 s = 1 day, 5 hours, 5 minutes, 21 seconds

In other bases

ternary (3) 12022122120

quaternary (4) 121210101

quinary (5) 11322341

senary (6) 2124453

septenary (7) 614211

nonary (9) 168576

undecimal (11) 71751

duodecimal (12) 50729

tridecimal (13) 38886

tetradecimal (14) 2a241

pentadecimal (15) 21066

As an angle

104,721° = 290 × 360° + 321°

321° ≈ 5.603 rad

Compass bearing: NW (northwest)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹
Egyptian hieroglyphic: 𓆐𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺
Greek (Milesian): ͵ρδψκαʹ
Mayan (base 20): 𝋭·𝋡·𝋰·𝋡
Chinese: 一十萬四千七百二十一
Chinese (financial): 壹拾萬肆仟柒佰貳拾壹

In other modern scripts

Eastern Arabic ١٠٤٧٢١ Devanagari १०४७२१ Bengali ১০৪৭২১ Tamil ௧௦௪௭௨௧ Thai ๑๐๔๗๒๑ Tibetan ༡༠༤༧༢༡ Khmer ១០៤៧២១ Lao ໑໐໔໗໒໑ Burmese ၁၀၄၇၂၁

Also seen as

Hex color

#019911

RGB(1, 153, 17)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.153.17.

Address: 0.1.153.17
Class: reserved
IPv4-mapped IPv6: ::ffff:0.1.153.17

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 104,721 and was likely granted around 1870.

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

Look up US104,721 on Google Patents ↗ Look up on USPTO ↗