Live analysis

10,165

10,165 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.).

10,165 (ten thousand one hundred sixty-five) is an odd 5-digit number. It is a composite number with 8 divisors, and factors as 5 × 19 × 107. Written other ways, in hexadecimal, 0x27B5.

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

Interestingness

★ ★ ★ ☆ ☆

5 notable facts · grade C

10,153 10,154 10,155 10,156 10,157 10,158 10,159 10,160 10,161 10,162 10,163 10,164 10,165 10,166 10,167 10,168 10,169 10,170 10,171 10,172 10,173 10,174 10,175 10,176 10,177

less more

Properties

Parity: Odd
Digit count: 5
Digit sum: 13
Digit product: 0
Digital root: 4
Palindrome: No
Bit width: 14 bits
Reversed: 56,101
Recamán's sequence: a(5,589) = 10,165
Square (n²): 103,327,225
Cube (n³): 1,050,321,242,125
Divisor count: 8
σ(n) — sum of divisors: 12,960
φ(n) — Euler's totient: 7,632
Sum of prime factors: 131

Primality

Prime factorization: 5 × 19 × 107

Nearest primes: 10,163 (−2) · 10,169 (+4)

Divisors & multiples

All divisors (8)

1 · 5 · 19 · 95 · 107 · 535 · 2033 · 10165

Aliquot sum (sum of proper divisors): 2,795

Factor pairs (a × b = 10,165)

1 × 10165

5 × 2033

19 × 535

95 × 107

First multiples

10,165 · 20,330 (double) · 30,495 · 40,660 · 50,825 · 60,990 · 71,155 · 81,320 · 91,485 · 101,650

Sums & aliquot sequence

As consecutive integers: 5,082 + 5,083 2,031 + 2,032 + 2,033 + 2,034 + 2,035 1,012 + 1,013 + … + 1,021 526 + 527 + … + 544

Aliquot sequence: 10,165 → 2,795 → 901 → 71 → 1 → 0 — terminates at zero

Continued fraction of √n

√10,165 = [100; (1, 4, 1, 1, 1, 1, 5, 1, 8, 1, 3, 18, 13, 2, 1, 1, 2, 1, 3, 4, 3, 5, 2, 4, …)]

Representations

In words: ten thousand one hundred sixty-five
Ordinal: 10165th
Binary: 10011110110101
Octal: 23665
Hexadecimal: 0x27B5
Base64: J7U=
One's complement: 55,370 (16-bit)
Scientific notation: 1.0165 × 10⁴
As a duration: 10,165 s = 2 hours, 49 minutes, 25 seconds

In other bases

ternary (3) 111221111

quaternary (4) 2132311

quinary (5) 311130

senary (6) 115021

septenary (7) 41431

nonary (9) 14844

undecimal (11) 7701

duodecimal (12) 5a71

tridecimal (13) 481c

tetradecimal (14) 39c1

pentadecimal (15) 302a

As an angle

10,165° = 28 × 360° + 85°

85° ≈ 1.484 rad

Compass bearing: E (east)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓂍𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian): ͵ιρξεʹ
Mayan (base 20): 𝋡·𝋥·𝋨·𝋥
Chinese: 一萬零一百六十五
Chinese (financial): 壹萬零壹佰陸拾伍

In other modern scripts

Eastern Arabic ١٠١٦٥ Devanagari १०१६५ Bengali ১০১৬৫ Tamil ௧௦௧௬௫ Thai ๑๐๑๖๕ Tibetan ༡༠༡༦༥ Khmer ១០១៦៥ Lao ໑໐໑໖໕ Burmese ၁၀၁၆၅

Digit at this position in famous constants

π — Pi (π): Digit 10,165 = 6
e — Euler's number (e): Digit 10,165 = 7
φ — Golden ratio (φ): Digit 10,165 = 5
√2 — Pythagoras's (√2): Digit 10,165 = 0
ln 2 — Natural log of 2: Digit 10,165 = 9
γ — Euler-Mascheroni (γ): Digit 10,165 = 8

Also seen as

Unicode codepoint

➵

Black-Feathered Rightwards Arrow

U+27B5

Other symbol (So)

UTF-8 encoding: E2 9E B5 (3 bytes).

Lookup U+27B5 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#0027B5

RGB(0, 39, 181)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.39.181.

Address: 0.0.39.181
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.39.181

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

Musical pitch

Heard as a frequency, 10,165 Hz is closest to:

Concert pitch (A4 = 440 Hz): D♯9 (9956.1 Hz, +36¢)
Scientific pitch (C4 = 256 Hz): E9 (10321.3 Hz, -26¢)
Baroque pitch (A4 = 415 Hz): E9 (9948.8 Hz, +37¢)

Position in π

The digit sequence 10165 first appears in π at position 9,986 of the decimal expansion (the 9,986ordinal-suffix:th 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.

Look up 10165 on Pi Search ↗