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120,730

120,730 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.).

120,730 (one hundred twenty thousand seven hundred thirty) is an even 6-digit number. It is a composite number with 8 divisors, and factors as 2 × 5 × 12,073. Written other ways, in hexadecimal, 0x1D79A.

Cube-Free Deficient Number Gapful Number Odious Number Pernicious Number Self Number Sphenic Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
13
Digit product
0
Digital root
4
Palindrome
No
Bit width
17 bits
Reversed
37,021
Square (n²)
14,575,732,900
Cube (n³)
1,759,728,233,017,000
Divisor count
8
σ(n) — sum of divisors
217,332
φ(n) — Euler's totient
48,288
Sum of prime factors
12,080

Primality

Prime factorization: 2 × 5 × 12073

Nearest primes: 120,721 (−9) · 120,737 (+7)

Divisors & multiples

All divisors (8)
1 · 2 · 5 · 10 · 12073 · 24146 · 60365 (half) · 120730
Aliquot sum (sum of proper divisors): 96,602
Factor pairs (a × b = 120,730)
1 × 120730
2 × 60365
5 × 24146
10 × 12073
First multiples
120,730 · 241,460 (double) · 362,190 · 482,920 · 603,650 · 724,380 · 845,110 · 965,840 · 1,086,570 · 1,207,300

Sums & aliquot sequence

As a sum of two squares: 133² + 321² = 177² + 299²
As consecutive integers: 30,181 + 30,182 + 30,183 + 30,184 24,144 + 24,145 + 24,146 + 24,147 + 24,148 6,027 + 6,028 + … + 6,046
Aliquot sequence: 120,730 96,602 61,510 49,226 25,558 15,770 14,470 11,594 9,142 6,554 3,706 2,234 1,120 1,904 2,560 3,578 1,792 — unresolved within range

Continued fraction of √n

√120,730 = [347; (2, 6, 8, 2, 2, 1, 5, 1, 5, 2, 2, 3, 1, 3, 1, 1, 5, 3, 1, 1, 3, 1, 17, 26, …)]

Representations

In words
one hundred twenty thousand seven hundred thirty
Ordinal
120730th
Binary
11101011110011010
Octal
353632
Hexadecimal
0x1D79A
Base64
Adea
One's complement
4,294,846,565 (32-bit)
Scientific notation
1.2073 × 10⁵
As a duration
120,730 s = 1 day, 9 hours, 32 minutes, 10 seconds
In other bases
ternary (3) 20010121111
quaternary (4) 131132122
quinary (5) 12330410
senary (6) 2330534
septenary (7) 1011661
nonary (9) 203544
undecimal (11) 82785
duodecimal (12) 59a4a
tridecimal (13) 42c4c
tetradecimal (14) 31dd8
pentadecimal (15) 25b8a

As an angle

120,730° = 335 × 360° + 130°
130° ≈ 2.269 rad
Compass bearing: SE (southeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹 𒌋
Egyptian hieroglyphic
𓆐𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆
Greek (Milesian)
͵ρκψλʹ
Mayan (base 20)
𝋯·𝋡·𝋰·𝋪
Chinese
一十二萬零七百三十
Chinese (financial)
壹拾貳萬零柒佰參拾
In other modern scripts
Eastern Arabic ١٢٠٧٣٠ Devanagari १२०७३० Bengali ১২০৭৩০ Tamil ௧௨௦௭௩௦ Thai ๑๒๐๗๓๐ Tibetan ༡༢༠༧༣༠ Khmer ១២០៧៣០ Lao ໑໒໐໗໓໐ Burmese ၁၂၀၇၃၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 120730, here are decompositions:

  • 17 + 120713 = 120730
  • 41 + 120689 = 120730
  • 53 + 120677 = 120730
  • 59 + 120671 = 120730
  • 83 + 120647 = 120730
  • 89 + 120641 = 120730
  • 107 + 120623 = 120730
  • 167 + 120563 = 120730

Showing the first eight; more decompositions exist.

Unicode codepoint
𝞚
Mathematical Sans-Serif Bold Italic Capital Lamda
U+1D79A
Uppercase letter (Lu)

UTF-8 encoding: F0 9D 9E 9A (4 bytes).

Hex color
#01D79A
RGB(1, 215, 154)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.215.154.

Address
0.1.215.154
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.215.154

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 120,730 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 120730 first appears in π at position 522,157 of the decimal expansion (the 522,157ordinal-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