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117,642

117,642 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.).

117,642 (one hundred seventeen thousand six hundred forty-two) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 3 × 7 × 2,801. Its proper divisors sum to 151,350, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1CB8A.

Abundant Number Arithmetic Number Cube-Free Harshad / Niven Odious Number Semiperfect Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
21
Digit product
336
Digital root
3
Palindrome
No
Bit width
17 bits
Reversed
246,711
Square (n²)
13,839,640,164
Cube (n³)
1,628,122,948,173,288
Divisor count
16
σ(n) — sum of divisors
268,992
φ(n) — Euler's totient
33,600
Sum of prime factors
2,813

Primality

Prime factorization: 2 × 3 × 7 × 2801

Nearest primes: 117,619 (−23) · 117,643 (+1)

Divisors & multiples

All divisors (16)
1 · 2 · 3 · 6 · 7 · 14 · 21 · 42 · 2801 · 5602 · 8403 · 16806 · 19607 · 39214 · 58821 (half) · 117642
Aliquot sum (sum of proper divisors): 151,350
Factor pairs (a × b = 117,642)
1 × 117642
2 × 58821
3 × 39214
6 × 19607
7 × 16806
14 × 8403
21 × 5602
42 × 2801
First multiples
117,642 · 235,284 (double) · 352,926 · 470,568 · 588,210 · 705,852 · 823,494 · 941,136 · 1,058,778 · 1,176,420

Sums & aliquot sequence

As consecutive integers: 39,213 + 39,214 + 39,215 29,409 + 29,410 + 29,411 + 29,412 16,803 + 16,804 + … + 16,809 9,798 + 9,799 + … + 9,809
Aliquot sequence: 117,642 151,350 224,370 381,114 472,518 551,310 941,682 1,249,854 1,249,866 1,576,854 1,927,386 2,248,656 3,643,824 5,769,512 6,672,088 6,269,912 6,555,088 — unresolved within range

Continued fraction of √n

√117,642 = [342; (1, 96, 1, 684)]

Period length 4 — the block in parentheses repeats forever.

Representations

In words
one hundred seventeen thousand six hundred forty-two
Ordinal
117642nd
Binary
11100101110001010
Octal
345612
Hexadecimal
0x1CB8A
Base64
AcuK
One's complement
4,294,849,653 (32-bit)
Scientific notation
1.17642 × 10⁵
As a duration
117,642 s = 1 day, 8 hours, 40 minutes, 42 seconds
In other bases
ternary (3) 12222101010
quaternary (4) 130232022
quinary (5) 12231032
senary (6) 2304350
septenary (7) 666660
nonary (9) 188333
undecimal (11) 80428
duodecimal (12) 580b6
tridecimal (13) 41715
tetradecimal (14) 30c30
pentadecimal (15) 24ccc

As an angle

117,642° = 326 × 360° + 282°
282° ≈ 4.922 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺
Greek (Milesian)
͵ριζχμβʹ
Mayan (base 20)
𝋮·𝋮·𝋢·𝋢
Chinese
一十一萬七千六百四十二
Chinese (financial)
壹拾壹萬柒仟陸佰肆拾貳
In other modern scripts
Eastern Arabic ١١٧٦٤٢ Devanagari ११७६४२ Bengali ১১৭৬৪২ Tamil ௧௧௭௬௪௨ Thai ๑๑๗๖๔๒ Tibetan ༡༡༧༦༤༢ Khmer ១១៧៦៤២ Lao ໑໑໗໖໔໒ Burmese ၁၁၇၆၄၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 117642, here are decompositions:

  • 23 + 117619 = 117642
  • 71 + 117571 = 117642
  • 79 + 117563 = 117642
  • 101 + 117541 = 117642
  • 103 + 117539 = 117642
  • 113 + 117529 = 117642
  • 131 + 117511 = 117642
  • 139 + 117503 = 117642

Showing the first eight; more decompositions exist.

Hex color
#01CB8A
RGB(1, 203, 138)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.203.138.

Address
0.1.203.138
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.203.138

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 117,642 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 117642 first appears in π at position 136,196 of the decimal expansion (the 136,196ordinal-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°.