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42,604

42,604 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.).
Deficient Number Evil Number Recamán's Sequence

Properties

Parity
Even
Digit count
5
Digit sum
16
Digit product
0
Digital root
7
Palindrome
No
Bit width
16 bits
Reversed
40,624
Recamán's sequence
a(12,076) = 42,604
Square (n²)
1,815,100,816
Cube (n³)
77,330,555,164,864
Divisor count
6
σ(n) — sum of divisors
74,564
φ(n) — Euler's totient
21,300
Sum of prime factors
10,655

Primality

Prime factorization: 2 2 × 10651

Nearest primes: 42,589 (−15) · 42,611 (+7)

Divisors & multiples

All divisors (6)
1 · 2 · 4 · 10651 · 21302 (half) · 42604
Aliquot sum (sum of proper divisors): 31,960
Factor pairs (a × b = 42,604)
1 × 42604
2 × 21302
4 × 10651
First multiples
42,604 · 85,208 (double) · 127,812 · 170,416 · 213,020 · 255,624 · 298,228 · 340,832 · 383,436 · 426,040

Sums & aliquot sequence

As consecutive integers: 5,322 + 5,323 + … + 5,329
Aliquot sequence: 42,604 31,960 45,800 61,150 52,682 40,630 37,130 31,990 33,962 16,984 17,936 19,264 25,440 56,208 89,120 121,804 97,380 — unresolved within range

Representations

In words
forty-two thousand six hundred four
Ordinal
42604th
Binary
1010011001101100
Octal
123154
Hexadecimal
0xA66C
Base64
pmw=
One's complement
22,931 (16-bit)
In other bases
ternary (3) 2011102221
quaternary (4) 22121230
quinary (5) 2330404
senary (6) 525124
septenary (7) 235132
nonary (9) 64387
undecimal (11) 2a011
duodecimal (12) 207a4
tridecimal (13) 16513
tetradecimal (14) 11752
pentadecimal (15) c954

Historical numeral systems

Babylonian (base 60)
𒌋𒁹 𒌋𒌋𒌋𒌋𒌋 𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺
Greek (Milesian)
͵μβχδʹ
Mayan (base 20)
𝋥·𝋦·𝋪·𝋤
Chinese
四萬二千六百零四
Chinese (financial)
肆萬貳仟陸佰零肆
In other modern scripts
Eastern Arabic ٤٢٦٠٤ Devanagari ४२६०४ Bengali ৪২৬০৪ Tamil ௪௨௬௦௪ Thai ๔๒๖๐๔ Tibetan ༤༢༦༠༤ Khmer ៤២៦០៤ Lao ໔໒໖໐໔ Burmese ၄၂၆၀၄

Digit at this position in famous constants

π — Pi (π)
Digit 42,604 = 9
e — Euler's number (e)
Digit 42,604 = 3
φ — Golden ratio (φ)
Digit 42,604 = 8
√2 — Pythagoras's (√2)
Digit 42,604 = 0
ln 2 — Natural log of 2
Digit 42,604 = 3
γ — Euler-Mascheroni (γ)
Digit 42,604 = 1

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 42604, here are decompositions:

  • 47 + 42557 = 42604
  • 71 + 42533 = 42604
  • 113 + 42491 = 42604
  • 131 + 42473 = 42604
  • 137 + 42467 = 42604
  • 167 + 42437 = 42604
  • 197 + 42407 = 42604
  • 281 + 42323 = 42604

Showing the first eight; more decompositions exist.

Unicode codepoint
Cyrillic Capital Letter Double Monocular O
U+A66C
Uppercase letter (Lu)

UTF-8 encoding: EA 99 AC (3 bytes).

Hex color
#00A66C
RGB(0, 166, 108)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.166.108.

Address
0.0.166.108
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.166.108

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

Position in π

The digit sequence 42604 first appears in π at position 92,342 of the decimal expansion (the 92,342ordinal-suffix:nd 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.