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5,220

5,220 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 Harshad / Niven Odious Number Pernicious Number Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
4
Digit sum
9
Digit product
0
Digital root
9
Palindrome
No
Bit width
13 bits
Reversed
225
Recamán's sequence
a(4,696) = 5,220
Square (n²)
27,248,400
Cube (n³)
142,236,648,000
Divisor count
36
σ(n) — sum of divisors
16,380
φ(n) — Euler's totient
1,344
Sum of prime factors
44

Primality

Prime factorization: 2 2 × 3 2 × 5 × 29

Nearest primes: 5,209 (−11) · 5,227 (+7)

Divisors & multiples

All divisors (36)
1 · 2 · 3 · 4 · 5 · 6 · 9 · 10 · 12 · 15 · 18 · 20 · 29 · 30 · 36 · 45 · 58 · 60 · 87 · 90 · 116 · 145 · 174 · 180 · 261 · 290 · 348 · 435 · 522 · 580 · 870 · 1044 · 1305 · 1740 · 2610 (half) · 5220
Aliquot sum (sum of proper divisors): 11,160
Factor pairs (a × b = 5,220)
1 × 5220
2 × 2610
3 × 1740
4 × 1305
5 × 1044
6 × 870
9 × 580
10 × 522
12 × 435
15 × 348
18 × 290
20 × 261
29 × 180
30 × 174
36 × 145
45 × 116
58 × 90
60 × 87
First multiples
5,220 · 10,440 (double) · 15,660 · 20,880 · 26,100 · 31,320 · 36,540 · 41,760 · 46,980 · 52,200

Sums & aliquot sequence

As a sum of two squares: 6² + 72² = 48² + 54²
As consecutive integers: 1,739 + 1,740 + 1,741 1,042 + 1,043 + 1,044 + 1,045 + 1,046 649 + 650 + … + 656 576 + 577 + … + 584
Aliquot sequence: 5,220 11,160 26,280 60,300 131,528 121,732 107,784 192,216 288,384 478,656 933,584 1,045,456 1,104,146 609,274 338,048 375,952 352,486 — unresolved within range

Representations

In words
five thousand two hundred twenty
Ordinal
5220th
Binary
1010001100100
Octal
12144
Hexadecimal
0x1464
Base64
FGQ=
One's complement
60,315 (16-bit)
In other bases
ternary (3) 21011100
quaternary (4) 1101210
quinary (5) 131340
senary (6) 40100
septenary (7) 21135
nonary (9) 7140
undecimal (11) 3a16
duodecimal (12) 3030
tridecimal (13) 24b7
tetradecimal (14) 1c8c
pentadecimal (15) 1830

Historical numeral systems

Babylonian (base 60)
𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 ·
Egyptian hieroglyphic
𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓎆𓎆
Greek (Milesian)
͵εσκʹ
Mayan (base 20)
𝋭·𝋡·𝋠
Chinese
五千二百二十
Chinese (financial)
伍仟貳佰貳拾
In other modern scripts
Eastern Arabic ٥٢٢٠ Devanagari ५२२० Bengali ৫২২০ Tamil ௫௨௨௦ Thai ๕๒๒๐ Tibetan ༥༢༢༠ Khmer ៥២២០ Lao ໕໒໒໐ Burmese ၅၂၂၀

Digit at this position in famous constants

π — Pi (π)
Digit 5,220 = 8
e — Euler's number (e)
Digit 5,220 = 7
φ — Golden ratio (φ)
Digit 5,220 = 7
√2 — Pythagoras's (√2)
Digit 5,220 = 4
ln 2 — Natural log of 2
Digit 5,220 = 9
γ — Euler-Mascheroni (γ)
Digit 5,220 = 8

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 5220, here are decompositions:

  • 11 + 5209 = 5220
  • 23 + 5197 = 5220
  • 31 + 5189 = 5220
  • 41 + 5179 = 5220
  • 53 + 5167 = 5220
  • 67 + 5153 = 5220
  • 73 + 5147 = 5220
  • 101 + 5119 = 5220

Showing the first eight; more decompositions exist.

Unicode codepoint
Canadian Syllabics West-Cree Twaa
U+1464
Other letter (Lo)

UTF-8 encoding: E1 91 A4 (3 bytes).

Hex color
#001464
RGB(0, 20, 100)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.20.100.

Address
0.0.20.100
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.20.100

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

Position in π

The digit sequence 5220 first appears in π at position 7,717 of the decimal expansion (the 7,717ordinal-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.