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42,226

42,226 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.).
Arithmetic Number Deficient Number Evil Number Recamán's Sequence Sphenic Number Squarefree

Properties

Parity
Even
Digit count
5
Digit sum
16
Digit product
192
Digital root
7
Palindrome
No
Bit width
16 bits
Reversed
62,224
Recamán's sequence
a(151,171) = 42,226
Square (n²)
1,783,035,076
Cube (n³)
75,290,439,119,176
Divisor count
8
σ(n) — sum of divisors
64,944
φ(n) — Euler's totient
20,580
Sum of prime factors
536

Primality

Prime factorization: 2 × 43 × 491

Nearest primes: 42,223 (−3) · 42,227 (+1)

Divisors & multiples

All divisors (8)
1 · 2 · 43 · 86 · 491 · 982 · 21113 (half) · 42226
Aliquot sum (sum of proper divisors): 22,718
Factor pairs (a × b = 42,226)
1 × 42226
2 × 21113
43 × 982
86 × 491
First multiples
42,226 · 84,452 (double) · 126,678 · 168,904 · 211,130 · 253,356 · 295,582 · 337,808 · 380,034 · 422,260

Sums & aliquot sequence

As consecutive integers: 10,555 + 10,556 + 10,557 + 10,558 961 + 962 + … + 1,003 160 + 161 + … + 331
Aliquot sequence: 42,226 22,718 12,394 6,200 8,680 14,360 18,040 27,320 34,240 48,056 42,064 47,216 51,736 49,064 42,946 22,394 11,200 — unresolved within range

Representations

In words
forty-two thousand two hundred twenty-six
Ordinal
42226th
Binary
1010010011110010
Octal
122362
Hexadecimal
0xA4F2
Base64
pPI=
One's complement
23,309 (16-bit)
In other bases
ternary (3) 2010220221
quaternary (4) 22103302
quinary (5) 2322401
senary (6) 523254
septenary (7) 234052
nonary (9) 63827
undecimal (11) 297a8
duodecimal (12) 2052a
tridecimal (13) 162b2
tetradecimal (14) 11562
pentadecimal (15) c7a1

Historical numeral systems

Babylonian (base 60)
𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵μβσκϛʹ
Mayan (base 20)
𝋥·𝋥·𝋫·𝋦
Chinese
四萬二千二百二十六
Chinese (financial)
肆萬貳仟貳佰貳拾陸
In other modern scripts
Eastern Arabic ٤٢٢٢٦ Devanagari ४२२२६ Bengali ৪২২২৬ Tamil ௪௨௨௨௬ Thai ๔๒๒๒๖ Tibetan ༤༢༢༢༦ Khmer ៤២២២៦ Lao ໔໒໒໒໖ Burmese ၄၂၂၂၆

Digit at this position in famous constants

π — Pi (π)
Digit 42,226 = 2
e — Euler's number (e)
Digit 42,226 = 7
φ — Golden ratio (φ)
Digit 42,226 = 4
√2 — Pythagoras's (√2)
Digit 42,226 = 0
ln 2 — Natural log of 2
Digit 42,226 = 8
γ — Euler-Mascheroni (γ)
Digit 42,226 = 4

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 42226, here are decompositions:

  • 3 + 42223 = 42226
  • 5 + 42221 = 42226
  • 17 + 42209 = 42226
  • 29 + 42197 = 42226
  • 47 + 42179 = 42226
  • 137 + 42089 = 42226
  • 227 + 41999 = 42226
  • 257 + 41969 = 42226

Showing the first eight; more decompositions exist.

Unicode codepoint
Lisu Letter I
U+A4F2
Other letter (Lo)

UTF-8 encoding: EA 93 B2 (3 bytes).

Hex color
#00A4F2
RGB(0, 164, 242)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.164.242.

Address
0.0.164.242
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.164.242

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

Position in π

The digit sequence 42226 first appears in π at position 55,684 of the decimal expansion (the 55,684ordinal-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.