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120,008

120,008 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.).

120,008 (one hundred twenty thousand eight) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2³ × 7 × 2,143. Its proper divisors sum to 137,272, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1D4C8.

Abundant Number Arithmetic Number Evil Number Recamán's Sequence Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
11
Digit product
0
Digital root
2
Palindrome
No
Bit width
17 bits
Reversed
800,021
Recamán's sequence
a(240,080) = 120,008
Square (n²)
14,401,920,064
Cube (n³)
1,728,345,623,040,512
Divisor count
16
σ(n) — sum of divisors
257,280
φ(n) — Euler's totient
51,408
Sum of prime factors
2,156

Primality

Prime factorization: 2 3 × 7 × 2143

Nearest primes: 119,993 (−15) · 120,011 (+3)

Divisors & multiples

All divisors (16)
1 · 2 · 4 · 7 · 8 · 14 · 28 · 56 · 2143 · 4286 · 8572 · 15001 · 17144 · 30002 · 60004 (half) · 120008
Aliquot sum (sum of proper divisors): 137,272
Factor pairs (a × b = 120,008)
1 × 120008
2 × 60004
4 × 30002
7 × 17144
8 × 15001
14 × 8572
28 × 4286
56 × 2143
First multiples
120,008 · 240,016 (double) · 360,024 · 480,032 · 600,040 · 720,048 · 840,056 · 960,064 · 1,080,072 · 1,200,080

Sums & aliquot sequence

As consecutive integers: 17,141 + 17,142 + … + 17,147 7,493 + 7,494 + … + 7,508 1,016 + 1,017 + … + 1,127
Aliquot sequence: 120,008 137,272 120,128 118,378 80,702 40,354 20,180 22,240 30,680 44,920 56,240 85,120 159,680 221,320 323,000 519,400 911,870 — unresolved within range

Continued fraction of √n

√120,008 = [346; (2, 2, 1, 2, 3, 1, 5, 1, 21, 2, 98, 2, 21, 1, 5, 1, 3, 2, 1, 2, 2, 692)]

Period length 22 — the block in parentheses repeats forever.

Representations

In words
one hundred twenty thousand eight
Ordinal
120008th
Binary
11101010011001000
Octal
352310
Hexadecimal
0x1D4C8
Base64
AdTI
One's complement
4,294,847,287 (32-bit)
Scientific notation
1.20008 × 10⁵
As a duration
120,008 s = 1 day, 9 hours, 20 minutes, 8 seconds
In other bases
ternary (3) 20002121202
quaternary (4) 131103020
quinary (5) 12320013
senary (6) 2323332
septenary (7) 1006610
nonary (9) 202552
undecimal (11) 82189
duodecimal (12) 59548
tridecimal (13) 42815
tetradecimal (14) 31a40
pentadecimal (15) 25858

As an angle

120,008° = 333 × 360° + 128°
128° ≈ 2.234 rad
Compass bearing: SE (southeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρκηʹ
Mayan (base 20)
𝋯·𝋠·𝋠·𝋨
Chinese
一十二萬零八
Chinese (financial)
壹拾貳萬零捌
In other modern scripts
Eastern Arabic ١٢٠٠٠٨ Devanagari १२०००८ Bengali ১২০০০৮ Tamil ௧௨௦௦௦௮ Thai ๑๒๐๐๐๘ Tibetan ༡༢༠༠༠༨ Khmer ១២០០០៨ Lao ໑໒໐໐໐໘ Burmese ၁၂၀၀၀၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 120008, here are decompositions:

  • 37 + 119971 = 120008
  • 79 + 119929 = 120008
  • 127 + 119881 = 120008
  • 139 + 119869 = 120008
  • 157 + 119851 = 120008
  • 181 + 119827 = 120008
  • 199 + 119809 = 120008
  • 211 + 119797 = 120008

Showing the first eight; more decompositions exist.

Unicode codepoint
𝓈
Mathematical Script Small S
U+1D4C8
Lowercase letter (Ll)

UTF-8 encoding: F0 9D 93 88 (4 bytes).

Hex color
#01D4C8
RGB(1, 212, 200)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.212.200.

Address
0.1.212.200
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.212.200

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 120,008 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 120008 first appears in π at position 127,098 of the decimal expansion (the 127,098ordinal-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

  • Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.