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105,504

105,504 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.).

105,504 (one hundred five thousand five hundred four) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2⁵ × 3 × 7 × 157. Its proper divisors sum to 213,024, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x19C20.

Abundant Number Arithmetic Number Evil Number Gapful Number Practical Number Recamán's Sequence Refactorable Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
15
Digit product
0
Digital root
6
Palindrome
No
Bit width
17 bits
Reversed
405,501
Recamán's sequence
a(43,371) = 105,504
Square (n²)
11,131,094,016
Cube (n³)
1,174,374,943,064,064
Divisor count
48
σ(n) — sum of divisors
318,528
φ(n) — Euler's totient
29,952
Sum of prime factors
177

Primality

Prime factorization: 2 5 × 3 × 7 × 157

Nearest primes: 105,503 (−1) · 105,509 (+5)

Divisors & multiples

All divisors (48)
1 · 2 · 3 · 4 · 6 · 7 · 8 · 12 · 14 · 16 · 21 · 24 · 28 · 32 · 42 · 48 · 56 · 84 · 96 · 112 · 157 · 168 · 224 · 314 · 336 · 471 · 628 · 672 · 942 · 1099 · 1256 · 1884 · 2198 · 2512 · 3297 · 3768 · 4396 · 5024 · 6594 · 7536 · 8792 · 13188 · 15072 · 17584 · 26376 · 35168 · 52752 (half) · 105504
Aliquot sum (sum of proper divisors): 213,024
Factor pairs (a × b = 105,504)
1 × 105504
2 × 52752
3 × 35168
4 × 26376
6 × 17584
7 × 15072
8 × 13188
12 × 8792
14 × 7536
16 × 6594
21 × 5024
24 × 4396
28 × 3768
32 × 3297
42 × 2512
48 × 2198
56 × 1884
84 × 1256
96 × 1099
112 × 942
157 × 672
168 × 628
224 × 471
314 × 336
First multiples
105,504 · 211,008 (double) · 316,512 · 422,016 · 527,520 · 633,024 · 738,528 · 844,032 · 949,536 · 1,055,040

Sums & aliquot sequence

As consecutive integers: 35,167 + 35,168 + 35,169 15,069 + 15,070 + … + 15,075 5,014 + 5,015 + … + 5,034 1,617 + 1,618 + … + 1,680
Aliquot sequence: 105,504 213,024 428,064 983,136 2,464,224 5,357,856 12,223,680 35,178,816 60,085,408 58,207,802 32,900,134 22,104,266 11,130,358 5,671,994 3,594,406 1,797,206 1,057,234 — unresolved within range

Continued fraction of √n

√105,504 = [324; (1, 4, 2, 1, 2, 2, 1, 161, 1, 2, 2, 1, 2, 4, 1, 648)]

Period length 16 — the block in parentheses repeats forever.

Representations

In words
one hundred five thousand five hundred four
Ordinal
105504th
Binary
11001110000100000
Octal
316040
Hexadecimal
0x19C20
Base64
AZwg
One's complement
4,294,861,791 (32-bit)
Scientific notation
1.05504 × 10⁵
As a duration
105,504 s = 1 day, 5 hours, 18 minutes, 24 seconds
In other bases
ternary (3) 12100201120
quaternary (4) 121300200
quinary (5) 11334004
senary (6) 2132240
septenary (7) 616410
nonary (9) 170646
undecimal (11) 722a3
duodecimal (12) 51080
tridecimal (13) 39039
tetradecimal (14) 2a640
pentadecimal (15) 213d9

As an angle

105,504° = 293 × 360° + 24°
24° ≈ 0.419 rad
Compass bearing: NNE (north-northeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρεφδʹ
Mayan (base 20)
𝋭·𝋣·𝋯·𝋤
Chinese
一十萬五千五百零四
Chinese (financial)
壹拾萬伍仟伍佰零肆
In other modern scripts
Eastern Arabic ١٠٥٥٠٤ Devanagari १०५५०४ Bengali ১০৫৫০৪ Tamil ௧௦௫௫௦௪ Thai ๑๐๕๕๐๔ Tibetan ༡༠༥༥༠༤ Khmer ១០៥៥០៤ Lao ໑໐໕໕໐໔ Burmese ၁၀၅၅၀၄

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 105504, here are decompositions:

  • 5 + 105499 = 105504
  • 13 + 105491 = 105504
  • 37 + 105467 = 105504
  • 67 + 105437 = 105504
  • 97 + 105407 = 105504
  • 103 + 105401 = 105504
  • 107 + 105397 = 105504
  • 131 + 105373 = 105504

Showing the first eight; more decompositions exist.

Hex color
#019C20
RGB(1, 156, 32)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.156.32.

Address
0.1.156.32
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.156.32

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 105,504 and was likely granted around 1870.

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

Position in π

The digit sequence 105504 first appears in π at position 603,408 of the decimal expansion (the 603,408ordinal-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°.