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101,040

101,040 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.).
Abundant Number Gapful Number Harshad / Niven Odious Number Pernicious Number Practical Number Refactorable Number Semiperfect Number

Properties

Parity
Even
Digit count
6
Digit sum
6
Digit product
0
Digital root
6
Palindrome
No
Bit width
17 bits
Reversed
40,101
Square (n²)
10,209,081,600
Cube (n³)
1,031,525,604,864,000
Divisor count
40
σ(n) — sum of divisors
313,968
φ(n) — Euler's totient
26,880
Sum of prime factors
437

Primality

Prime factorization: 2 4 × 3 × 5 × 421

Nearest primes: 101,027 (−13) · 101,051 (+11)

Divisors & multiples

All divisors (40)
1 · 2 · 3 · 4 · 5 · 6 · 8 · 10 · 12 · 15 · 16 · 20 · 24 · 30 · 40 · 48 · 60 · 80 · 120 · 240 · 421 · 842 · 1263 · 1684 · 2105 · 2526 · 3368 · 4210 · 5052 · 6315 · 6736 · 8420 · 10104 · 12630 · 16840 · 20208 · 25260 · 33680 · 50520 (half) · 101040
Aliquot sum (sum of proper divisors): 212,928
Factor pairs (a × b = 101,040)
1 × 101040
2 × 50520
3 × 33680
4 × 25260
5 × 20208
6 × 16840
8 × 12630
10 × 10104
12 × 8420
15 × 6736
16 × 6315
20 × 5052
24 × 4210
30 × 3368
40 × 2526
48 × 2105
60 × 1684
80 × 1263
120 × 842
240 × 421
First multiples
101,040 · 202,080 (double) · 303,120 · 404,160 · 505,200 · 606,240 · 707,280 · 808,320 · 909,360 · 1,010,400

Sums & aliquot sequence

As consecutive integers: 33,679 + 33,680 + 33,681 20,206 + 20,207 + 20,208 + 20,209 + 20,210 6,729 + 6,730 + … + 6,743 3,142 + 3,143 + … + 3,173
Aliquot sequence: 101,040 212,928 350,952 652,248 1,114,452 1,949,868 2,979,056 2,792,896 3,133,432 2,741,768 2,448,712 2,879,288 2,519,392 2,486,840 3,108,640 4,235,900 4,956,220 — unresolved within range

Continued fraction of √n

√101,040 = [317; (1, 6, 1, 1, 3, 12, 1, 2, 4, 5, 42, 5, 4, 2, 1, 12, 3, 1, 1, 6, 1, 634)]

Period length 22 — the block in parentheses repeats forever.

Representations

In words
one hundred one thousand forty
Ordinal
101040th
Binary
11000101010110000
Octal
305260
Hexadecimal
0x18AB0
Base64
AYqw
One's complement
4,294,866,255 (32-bit)
Scientific notation
1.0104 × 10⁵
In other bases
ternary (3) 12010121020
quaternary (4) 120222300
quinary (5) 11213130
senary (6) 2055440
septenary (7) 600402
nonary (9) 163536
undecimal (11) 69a05
duodecimal (12) 4a580
tridecimal (13) 36cb4
tetradecimal (14) 28b72
pentadecimal (15) 1ee10

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹 ·
Egyptian hieroglyphic
𓆐𓆼𓎆𓎆𓎆𓎆
Greek (Milesian)
͵ραμʹ
Mayan (base 20)
𝋬·𝋬·𝋬·𝋠
Chinese
一十萬一千零四十
Chinese (financial)
壹拾萬壹仟零肆拾
In other modern scripts
Eastern Arabic ١٠١٠٤٠ Devanagari १०१०४० Bengali ১০১০৪০ Tamil ௧௦௧௦௪௦ Thai ๑๐๑๐๔๐ Tibetan ༡༠༡༠༤༠ Khmer ១០១០៤០ Lao ໑໐໑໐໔໐ Burmese ၁၀၁၀၄၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 101040, here are decompositions:

  • 13 + 101027 = 101040
  • 19 + 101021 = 101040
  • 31 + 101009 = 101040
  • 41 + 100999 = 101040
  • 53 + 100987 = 101040
  • 59 + 100981 = 101040
  • 83 + 100957 = 101040
  • 97 + 100943 = 101040

Showing the first eight; more decompositions exist.

Unicode codepoint
𘪰
Tangut Component-689
U+18AB0
Other letter (Lo)

UTF-8 encoding: F0 98 AA B0 (4 bytes).

Hex color
#018AB0
RGB(1, 138, 176)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.138.176.

Address
0.1.138.176
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.138.176

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 101,040 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 101040 first appears in π at position 281,171 of the decimal expansion (the 281,171ordinal-suffix:st 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.