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113,815

113,815 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.).

113,815 (one hundred thirteen thousand eight hundred fifteen) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 5 × 13 × 17 × 103. Written other ways, in hexadecimal, 0x1BC97.

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

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
19
Digit product
120
Digital root
1
Palindrome
No
Bit width
17 bits
Reversed
518,311
Recamán's sequence
a(56,421) = 113,815
Square (n²)
12,953,854,225
Cube (n³)
1,474,342,918,618,375
Divisor count
16
σ(n) — sum of divisors
157,248
φ(n) — Euler's totient
78,336
Sum of prime factors
138

Primality

Prime factorization: 5 × 13 × 17 × 103

Nearest primes: 113,809 (−6) · 113,819 (+4)

Divisors & multiples

All divisors (16)
1 · 5 · 13 · 17 · 65 · 85 · 103 · 221 · 515 · 1105 · 1339 · 1751 · 6695 · 8755 · 22763 · 113815
Aliquot sum (sum of proper divisors): 43,433
Factor pairs (a × b = 113,815)
1 × 113815
5 × 22763
13 × 8755
17 × 6695
65 × 1751
85 × 1339
103 × 1105
221 × 515
First multiples
113,815 · 227,630 (double) · 341,445 · 455,260 · 569,075 · 682,890 · 796,705 · 910,520 · 1,024,335 · 1,138,150

Sums & aliquot sequence

As consecutive integers: 56,907 + 56,908 22,761 + 22,762 + 22,763 + 22,764 + 22,765 11,377 + 11,378 + … + 11,386 8,749 + 8,750 + … + 8,761
Aliquot sequence: 113,815 43,433 3,781 219 77 19 1 0 — terminates at zero

Continued fraction of √n

√113,815 = [337; (2, 1, 2, 1, 6, 2, 4, 1, 1, 3, 12, 1, 18, 2, 1, 4, 1, 9, 2, 1, 1, 74, 2, 1, …)]

Representations

In words
one hundred thirteen thousand eight hundred fifteen
Ordinal
113815th
Binary
11011110010010111
Octal
336227
Hexadecimal
0x1BC97
Base64
AbyX
One's complement
4,294,853,480 (32-bit)
Scientific notation
1.13815 × 10⁵
As a duration
113,815 s = 1 day, 7 hours, 36 minutes, 55 seconds
In other bases
ternary (3) 12210010101
quaternary (4) 123302113
quinary (5) 12120230
senary (6) 2234531
septenary (7) 652552
nonary (9) 183111
undecimal (11) 78569
duodecimal (12) 55a47
tridecimal (13) 3ca60
tetradecimal (14) 2d699
pentadecimal (15) 23aca

As an angle

113,815° = 316 × 360° + 55°
55° ≈ 0.96 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ριγωιεʹ
Mayan (base 20)
𝋮·𝋤·𝋪·𝋯
Chinese
一十一萬三千八百一十五
Chinese (financial)
壹拾壹萬參仟捌佰壹拾伍
In other modern scripts
Eastern Arabic ١١٣٨١٥ Devanagari ११३८१५ Bengali ১১৩৮১৫ Tamil ௧௧௩௮௧௫ Thai ๑๑๓๘๑๕ Tibetan ༡༡༣༨༡༥ Khmer ១១៣៨១៥ Lao ໑໑໓໘໑໕ Burmese ၁၁၃၈၁၅

Also seen as

Unicode codepoint
𛲗
Duployan Affix Low Wave
U+1BC97
Other letter (Lo)

UTF-8 encoding: F0 9B B2 97 (4 bytes).

Hex color
#01BC97
RGB(1, 188, 151)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.188.151.

Address
0.1.188.151
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.188.151

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 113,815 and was likely granted around 1871.

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

Position in π

The digit sequence 113815 first appears in π at position 960,900 of the decimal expansion (the 960,900ordinal-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.

Related reading