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113,643

113,643 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.).

113,643 (one hundred thirteen thousand six hundred forty-three) is an odd 6-digit number. It is a composite number with 20 divisors, and factors as 3⁴ × 23 × 61. Written other ways, in hexadecimal, 0x1BBEB.

Deficient Number Odious Number Pernicious Number Recamán's Sequence

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
18
Digit product
216
Digital root
9
Palindrome
No
Bit width
17 bits
Reversed
346,311
Recamán's sequence
a(56,077) = 113,643
Square (n²)
12,914,731,449
Cube (n³)
1,467,668,826,058,707
Divisor count
20
σ(n) — sum of divisors
180,048
φ(n) — Euler's totient
71,280
Sum of prime factors
96

Primality

Prime factorization: 3 4 × 23 × 61

Nearest primes: 113,623 (−20) · 113,647 (+4)

Divisors & multiples

All divisors (20)
1 · 3 · 9 · 23 · 27 · 61 · 69 · 81 · 183 · 207 · 549 · 621 · 1403 · 1647 · 1863 · 4209 · 4941 · 12627 · 37881 · 113643
Aliquot sum (sum of proper divisors): 66,405
Factor pairs (a × b = 113,643)
1 × 113643
3 × 37881
9 × 12627
23 × 4941
27 × 4209
61 × 1863
69 × 1647
81 × 1403
183 × 621
207 × 549
First multiples
113,643 · 227,286 (double) · 340,929 · 454,572 · 568,215 · 681,858 · 795,501 · 909,144 · 1,022,787 · 1,136,430

Sums & aliquot sequence

As consecutive integers: 56,821 + 56,822 37,880 + 37,881 + 37,882 18,938 + 18,939 + 18,940 + 18,941 + 18,942 + 18,943 12,623 + 12,624 + … + 12,631
Aliquot sequence: 113,643 66,405 45,915 27,573 18,123 9,525 6,347 589 51 21 11 1 0 — terminates at zero

Continued fraction of √n

√113,643 = [337; (9, 9, 8, 74, 1, 3, 1, 3, 5, 3, 1, 3, 1, 74, 8, 9, 9, 674)]

Period length 18 — the block in parentheses repeats forever.

Representations

In words
one hundred thirteen thousand six hundred forty-three
Ordinal
113643rd
Binary
11011101111101011
Octal
335753
Hexadecimal
0x1BBEB
Base64
Abvr
One's complement
4,294,853,652 (32-bit)
Scientific notation
1.13643 × 10⁵
As a duration
113,643 s = 1 day, 7 hours, 34 minutes, 3 seconds
In other bases
ternary (3) 12202220000
quaternary (4) 123233223
quinary (5) 12114033
senary (6) 2234043
septenary (7) 652215
nonary (9) 182800
undecimal (11) 78422
duodecimal (12) 55923
tridecimal (13) 3c95a
tetradecimal (14) 2d5b5
pentadecimal (15) 23a13

As an angle

113,643° = 315 × 360° + 243°
243° ≈ 4.241 rad
Compass bearing: WSW (west-southwest)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵ριγχμγʹ
Mayan (base 20)
𝋮·𝋤·𝋢·𝋣
Chinese
一十一萬三千六百四十三
Chinese (financial)
壹拾壹萬參仟陸佰肆拾參
In other modern scripts
Eastern Arabic ١١٣٦٤٣ Devanagari ११३६४३ Bengali ১১৩৬৪৩ Tamil ௧௧௩௬௪௩ Thai ๑๑๓๖๔๓ Tibetan ༡༡༣༦༤༣ Khmer ១១៣៦៤៣ Lao ໑໑໓໖໔໓ Burmese ၁၁၃၆၄၃

Also seen as

Hex color
#01BBEB
RGB(1, 187, 235)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.187.235.

Address
0.1.187.235
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.187.235

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 113,643 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 113643 first appears in π at position 309,169 of the decimal expansion (the 309,169ordinal-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

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