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Number

22,109

22,109 is a prime, odd.

Arithmetic Number Chen Prime Deficient Number Odious Number Prime Pythagorean Prime Recamán's Sequence Squarefree Twin Prime

Properties

Parity
Odd
Digit count
5
Digit sum
14
Digit product
0
Digital root
5
Palindrome
No
Bit width
15 bits
Reversed
90,122
Recamán's sequence
a(167,545) = 22,109
Square (n²)
488,807,881
Cube (n³)
10,807,053,441,029
Divisor count
2
σ(n) — sum of divisors
22,110
φ(n) — Euler's totient
22,108

Primality

22,109 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 22109
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 22,109)
1 × 22109
First multiples
22,109 · 44,218 (double) · 66,327 · 88,436 · 110,545 · 132,654 · 154,763 · 176,872 · 198,981 · 221,090

Sums & aliquot sequence

As a sum of two squares: 85² + 122²
As consecutive integers: 11,054 + 11,055

Representations

In words
twenty-two thousand one hundred nine
Ordinal
22109th
Binary
101011001011101
Octal
53135
Hexadecimal
0x565D
Base64
Vl0=
One's complement
43,426 (16-bit)
In other bases
ternary (3) 1010022212
quaternary (4) 11121131
quinary (5) 1201414
senary (6) 250205
septenary (7) 121313
nonary (9) 33285
undecimal (11) 1567a
duodecimal (12) 10965
tridecimal (13) a0a9
tetradecimal (14) 80b3
pentadecimal (15) 683e

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓆼𓆼𓍢𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵κβρθʹ
Mayan (base 20)
𝋢·𝋯·𝋥·𝋩
Chinese
二萬二千一百零九
Chinese (financial)
貳萬貳仟壹佰零玖
In other modern scripts
Eastern Arabic ٢٢١٠٩ Devanagari २२१०९ Bengali ২২১০৯ Tamil ௨௨௧௦௯ Thai ๒๒๑๐๙ Tibetan ༢༢༡༠༩ Khmer ២២១០៩ Lao ໒໒໑໐໙ Burmese ၂၂၁၀၉

Digit at this position in famous constants

π — Pi (π)
Digit 22,109 = 9
e — Euler's number (e)
Digit 22,109 = 2
φ — Golden ratio (φ)
Digit 22,109 = 8
√2 — Pythagoras's (√2)
Digit 22,109 = 3
ln 2 — Natural log of 2
Digit 22,109 = 1
γ — Euler-Mascheroni (γ)
Digit 22,109 = 1

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 22,093 (gap of 16)
  • Next prime: 22,111 (gap of 2)

Pair status: twin with 22111.

Unicode codepoint
CJK Unified Ideograph-565D
U+565D
Other letter (Lo)

UTF-8 encoding: E5 99 9D (3 bytes).

Hex color
#00565D
RGB(0, 86, 93)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.86.93.

Address
0.0.86.93
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.86.93

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

Position in π

The digit sequence 22109 first appears in π at position 32,489 of the decimal expansion (the 32,489ordinal-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.