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88,020

88,020 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 Arithmetic Number Evil Number Harshad / Niven Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
18
Digit product
0
Digital root
9
Palindrome
No
Bit width
17 bits
Reversed
2,088
Recamán's sequence
a(264,804) = 88,020
Square (n²)
7,747,520,400
Cube (n³)
681,936,745,608,000
Divisor count
48
σ(n) — sum of divisors
275,520
φ(n) — Euler's totient
23,328
Sum of prime factors
181

Primality

Prime factorization: 2 2 × 3 3 × 5 × 163

Nearest primes: 88,019 (−1) · 88,037 (+17)

Divisors & multiples

All divisors (48)
1 · 2 · 3 · 4 · 5 · 6 · 9 · 10 · 12 · 15 · 18 · 20 · 27 · 30 · 36 · 45 · 54 · 60 · 90 · 108 · 135 · 163 · 180 · 270 · 326 · 489 · 540 · 652 · 815 · 978 · 1467 · 1630 · 1956 · 2445 · 2934 · 3260 · 4401 · 4890 · 5868 · 7335 · 8802 · 9780 · 14670 · 17604 · 22005 · 29340 · 44010 (half) · 88020
Aliquot sum (sum of proper divisors): 187,500
Factor pairs (a × b = 88,020)
1 × 88020
2 × 44010
3 × 29340
4 × 22005
5 × 17604
6 × 14670
9 × 9780
10 × 8802
12 × 7335
15 × 5868
18 × 4890
20 × 4401
27 × 3260
30 × 2934
36 × 2445
45 × 1956
54 × 1630
60 × 1467
90 × 978
108 × 815
135 × 652
163 × 540
180 × 489
270 × 326
First multiples
88,020 · 176,040 (double) · 264,060 · 352,080 · 440,100 · 528,120 · 616,140 · 704,160 · 792,180 · 880,200

Sums & aliquot sequence

As consecutive integers: 29,339 + 29,340 + 29,341 17,602 + 17,603 + 17,604 + 17,605 + 17,606 10,999 + 11,000 + … + 11,006 9,776 + 9,777 + … + 9,784
Aliquot sequence: 88,020 187,500 359,368 338,132 253,606 149,234 92,686 60,530 48,442 25,754 13,606 6,806 3,778 1,892 1,804 1,724 1,300 — unresolved within range

Representations

In words
eighty-eight thousand twenty
Ordinal
88020th
Binary
10101011111010100
Octal
253724
Hexadecimal
0x157D4
Base64
AVfU
One's complement
4,294,879,275 (32-bit)
In other bases
ternary (3) 11110202000
quaternary (4) 111133110
quinary (5) 10304040
senary (6) 1515300
septenary (7) 514422
nonary (9) 143660
undecimal (11) 60149
duodecimal (12) 42b30
tridecimal (13) 310aa
tetradecimal (14) 24112
pentadecimal (15) 1b130

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 ·
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆
Greek (Milesian)
͵πηκʹ
Mayan (base 20)
𝋫·𝋠·𝋡·𝋠
Chinese
八萬八千零二十
Chinese (financial)
捌萬捌仟零貳拾
In other modern scripts
Eastern Arabic ٨٨٠٢٠ Devanagari ८८०२० Bengali ৮৮০২০ Tamil ௮௮௦௨௦ Thai ๘๘๐๒๐ Tibetan ༨༨༠༢༠ Khmer ៨៨០២០ Lao ໘໘໐໒໐ Burmese ၈၈၀၂၀

Digit at this position in famous constants

π — Pi (π)
Digit 88,020 = 1
e — Euler's number (e)
Digit 88,020 = 7
φ — Golden ratio (φ)
Digit 88,020 = 7
√2 — Pythagoras's (√2)
Digit 88,020 = 6
ln 2 — Natural log of 2
Digit 88,020 = 8
γ — Euler-Mascheroni (γ)
Digit 88,020 = 0

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 88020, here are decompositions:

  • 13 + 88007 = 88020
  • 17 + 88003 = 88020
  • 19 + 88001 = 88020
  • 29 + 87991 = 88020
  • 43 + 87977 = 88020
  • 47 + 87973 = 88020
  • 59 + 87961 = 88020
  • 61 + 87959 = 88020

Showing the first eight; more decompositions exist.

Hex color
#0157D4
RGB(1, 87, 212)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.87.212.

Address
0.1.87.212
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.87.212

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Position in π

The digit sequence 88020 first appears in π at position 205,968 of the decimal expansion (the 205,968ordinal-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.