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116,981

116,981 is a prime, 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.).

116,981 (one hundred sixteen thousand nine hundred eighty-one) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x1C8F5.

Arithmetic Number Cube-Free Deficient Number Evil Number Flippable Prime Pythagorean Prime Self Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
26
Digit product
432
Digital root
8
Palindrome
No
Bit width
17 bits
Reversed
189,611
Flips to (rotate 180°)
186,911
Square (n²)
13,684,554,361
Cube (n³)
1,600,832,853,704,141
Divisor count
2
σ(n) — sum of divisors
116,982
φ(n) — Euler's totient
116,980

Primality

116,981 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 116981
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 116,981)
1 × 116981
First multiples
116,981 · 233,962 (double) · 350,943 · 467,924 · 584,905 · 701,886 · 818,867 · 935,848 · 1,052,829 · 1,169,810

Sums & aliquot sequence

As a sum of two squares: 215² + 266²
As consecutive integers: 58,490 + 58,491

Continued fraction of √n

√116,981 = [342; (40, 4, 4, 2, 7, 1, 1, 1, 1, 136, 4, 1, 7, 4, 23, 2, 1, 8, 3, 27, 24, 2, 1, 1, …)]

Representations

In words
one hundred sixteen thousand nine hundred eighty-one
Ordinal
116981st
Binary
11100100011110101
Octal
344365
Hexadecimal
0x1C8F5
Base64
Acj1
One's complement
4,294,850,314 (32-bit)
Scientific notation
1.16981 × 10⁵
As a duration
116,981 s = 1 day, 8 hours, 29 minutes, 41 seconds
In other bases
ternary (3) 12221110122
quaternary (4) 130203311
quinary (5) 12220411
senary (6) 2301325
septenary (7) 665024
nonary (9) 187418
undecimal (11) 7a987
duodecimal (12) 57845
tridecimal (13) 41327
tetradecimal (14) 308bb
pentadecimal (15) 249db

As an angle

116,981° = 324 × 360° + 341°
341° ≈ 5.952 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓆐𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Greek (Milesian)
͵ριϛϡπαʹ
Mayan (base 20)
𝋮·𝋬·𝋩·𝋡
Chinese
一十一萬六千九百八十一
Chinese (financial)
壹拾壹萬陸仟玖佰捌拾壹
In other modern scripts
Eastern Arabic ١١٦٩٨١ Devanagari ११६९८१ Bengali ১১৬৯৮১ Tamil ௧௧௬௯௮௧ Thai ๑๑๖๙๘๑ Tibetan ༡༡༦༩༨༡ Khmer ១១៦៩៨១ Lao ໑໑໖໙໘໑ Burmese ၁၁၆၉၈၁

Also seen as

Prime neighborhood

Adjacent primes:

Hex color
#01C8F5
RGB(1, 200, 245)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.200.245.

Address
0.1.200.245
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.200.245

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 116,981 and was likely granted around 1871.

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

Related reading

  • Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
  • Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.