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Number

42,443

42,443 is a prime, odd.

Arithmetic Number Deficient Number Odious Number Prime Recamán's Sequence Safe Prime Sexy Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
17
Digit product
384
Digital root
8
Palindrome
No
Bit width
16 bits
Reversed
34,424
Recamán's sequence
a(150,737) = 42,443
Square (n²)
1,801,408,249
Cube (n³)
76,457,170,312,307
Divisor count
2
σ(n) — sum of divisors
42,444
φ(n) — Euler's totient
42,442

Primality

42,443 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 42443
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 42,443)
1 × 42443
First multiples
42,443 · 84,886 (double) · 127,329 · 169,772 · 212,215 · 254,658 · 297,101 · 339,544 · 381,987 · 424,430

Sums & aliquot sequence

As consecutive integers: 21,221 + 21,222

Representations

In words
forty-two thousand four hundred forty-three
Ordinal
42443rd
Binary
1010010111001011
Octal
122713
Hexadecimal
0xA5CB
Base64
pcs=
One's complement
23,092 (16-bit)
In other bases
ternary (3) 2011012222
quaternary (4) 22113023
quinary (5) 2324233
senary (6) 524255
septenary (7) 234512
nonary (9) 64188
undecimal (11) 29985
duodecimal (12) 2068b
tridecimal (13) 1641b
tetradecimal (14) 11679
pentadecimal (15) c898

Historical numeral systems

Babylonian (base 60)
𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵μβυμγʹ
Mayan (base 20)
𝋥·𝋦·𝋢·𝋣
Chinese
四萬二千四百四十三
Chinese (financial)
肆萬貳仟肆佰肆拾參
In other modern scripts
Eastern Arabic ٤٢٤٤٣ Devanagari ४२४४३ Bengali ৪২৪৪৩ Tamil ௪௨௪௪௩ Thai ๔๒๔๔๓ Tibetan ༤༢༤༤༣ Khmer ៤២៤៤៣ Lao ໔໒໔໔໓ Burmese ၄၂၄၄၃

Digit at this position in famous constants

π — Pi (π)
Digit 42,443 = 1
e — Euler's number (e)
Digit 42,443 = 7
φ — Golden ratio (φ)
Digit 42,443 = 9
√2 — Pythagoras's (√2)
Digit 42,443 = 0
ln 2 — Natural log of 2
Digit 42,443 = 1
γ — Euler-Mascheroni (γ)
Digit 42,443 = 4

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 42,437 (gap of 6)
  • Next prime: 42,451 (gap of 8)

Pair status: sexy with 42437.

Unicode codepoint
Vai Syllable To
U+A5CB
Other letter (Lo)

UTF-8 encoding: EA 97 8B (3 bytes).

Hex color
#00A5CB
RGB(0, 165, 203)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.165.203.

Address
0.0.165.203
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.165.203

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

Position in π

The digit sequence 42443 first appears in π at position 62,160 of the decimal expansion (the 62,160ordinal-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.