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120,920

120,920 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.).

120,920 (one hundred twenty thousand nine hundred twenty) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2³ × 5 × 3,023. Its proper divisors sum to 151,240, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1D858.

Abundant Number Arithmetic Number Evil Number Gapful Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
14
Digit product
0
Digital root
5
Palindrome
No
Bit width
17 bits
Reversed
29,021
Square (n²)
14,621,646,400
Cube (n³)
1,768,049,482,688,000
Divisor count
16
σ(n) — sum of divisors
272,160
φ(n) — Euler's totient
48,352
Sum of prime factors
3,034

Primality

Prime factorization: 2 3 × 5 × 3023

Nearest primes: 120,919 (−1) · 120,929 (+9)

Divisors & multiples

All divisors (16)
1 · 2 · 4 · 5 · 8 · 10 · 20 · 40 · 3023 · 6046 · 12092 · 15115 · 24184 · 30230 · 60460 (half) · 120920
Aliquot sum (sum of proper divisors): 151,240
Factor pairs (a × b = 120,920)
1 × 120920
2 × 60460
4 × 30230
5 × 24184
8 × 15115
10 × 12092
20 × 6046
40 × 3023
First multiples
120,920 · 241,840 (double) · 362,760 · 483,680 · 604,600 · 725,520 · 846,440 · 967,360 · 1,088,280 · 1,209,200

Sums & aliquot sequence

As consecutive integers: 24,182 + 24,183 + 24,184 + 24,185 + 24,186 7,550 + 7,551 + … + 7,565 1,472 + 1,473 + … + 1,551
Aliquot sequence: 120,920 151,240 208,760 290,200 384,980 423,520 577,424 553,456 518,896 668,528 855,184 1,010,768 1,126,000 1,601,504 1,551,520 2,114,324 2,011,756 — unresolved within range

Continued fraction of √n

√120,920 = [347; (1, 2, 1, 3, 1, 1, 3, 12, 7, 4, 5, 1, 1, 1, 1, 13, 1, 1, 2, 2, 1, 1, 4, 1, …)]

Representations

In words
one hundred twenty thousand nine hundred twenty
Ordinal
120920th
Binary
11101100001011000
Octal
354130
Hexadecimal
0x1D858
Base64
AdhY
One's complement
4,294,846,375 (32-bit)
Scientific notation
1.2092 × 10⁵
As a duration
120,920 s = 1 day, 9 hours, 35 minutes, 20 seconds
In other bases
ternary (3) 20010212112
quaternary (4) 131201120
quinary (5) 12332140
senary (6) 2331452
septenary (7) 1012352
nonary (9) 203775
undecimal (11) 82938
duodecimal (12) 59b88
tridecimal (13) 43067
tetradecimal (14) 320d2
pentadecimal (15) 25c65

As an angle

120,920° = 335 × 360° + 320°
320° ≈ 5.585 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋
Egyptian hieroglyphic
𓆐𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆
Greek (Milesian)
͵ρκϡκʹ
Mayan (base 20)
𝋯·𝋢·𝋦·𝋠
Chinese
一十二萬零九百二十
Chinese (financial)
壹拾貳萬零玖佰貳拾
In other modern scripts
Eastern Arabic ١٢٠٩٢٠ Devanagari १२०९२० Bengali ১২০৯২০ Tamil ௧௨௦௯௨௦ Thai ๑๒๐๙๒๐ Tibetan ༡༢༠༩༢༠ Khmer ១២០៩២០ Lao ໑໒໐໙໒໐ Burmese ၁၂၀၉၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 120920, here are decompositions:

  • 3 + 120917 = 120920
  • 13 + 120907 = 120920
  • 31 + 120889 = 120920
  • 43 + 120877 = 120920
  • 73 + 120847 = 120920
  • 97 + 120823 = 120920
  • 103 + 120817 = 120920
  • 109 + 120811 = 120920

Showing the first eight; more decompositions exist.

Unicode codepoint
𝡘
Signwriting Hand-Flat Five Fingers Spread Hinged Thumb Side
U+1D858
Other symbol (So)

UTF-8 encoding: F0 9D A1 98 (4 bytes).

Hex color
#01D858
RGB(1, 216, 88)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.216.88.

Address
0.1.216.88
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.216.88

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 120,920 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

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