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Number

55,439

55,439 is a prime, odd.

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

Properties

Parity
Odd
Digit count
5
Digit sum
26
Digit product
2,700
Digital root
8
Palindrome
No
Bit width
16 bits
Reversed
93,455
Recamán's sequence
a(140,677) = 55,439
Square (n²)
3,073,482,721
Cube (n³)
170,390,808,569,519
Divisor count
2
σ(n) — sum of divisors
55,440
φ(n) — Euler's totient
55,438

Primality

55,439 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 55439
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 55,439)
1 × 55439
First multiples
55,439 · 110,878 (double) · 166,317 · 221,756 · 277,195 · 332,634 · 388,073 · 443,512 · 498,951 · 554,390

Sums & aliquot sequence

As consecutive integers: 27,719 + 27,720

Representations

In words
fifty-five thousand four hundred thirty-nine
Ordinal
55439th
Binary
1101100010001111
Octal
154217
Hexadecimal
0xD88F
Base64
2I8=
One's complement
10,096 (16-bit)
In other bases
ternary (3) 2211001022
quaternary (4) 31202033
quinary (5) 3233224
senary (6) 1104355
septenary (7) 320426
nonary (9) 84038
undecimal (11) 3871a
duodecimal (12) 280bb
tridecimal (13) 1c307
tetradecimal (14) 162bd
pentadecimal (15) 1165e

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵νευλθʹ
Mayan (base 20)
𝋦·𝋲·𝋫·𝋳
Chinese
五萬五千四百三十九
Chinese (financial)
伍萬伍仟肆佰參拾玖
In other modern scripts
Eastern Arabic ٥٥٤٣٩ Devanagari ५५४३९ Bengali ৫৫৪৩৯ Tamil ௫௫௪௩௯ Thai ๕๕๔๓๙ Tibetan ༥༥༤༣༩ Khmer ៥៥៤៣៩ Lao ໕໕໔໓໙ Burmese ၅၅၄၃၉

Digit at this position in famous constants

π — Pi (π)
Digit 55,439 = 3
e — Euler's number (e)
Digit 55,439 = 6
φ — Golden ratio (φ)
Digit 55,439 = 7
√2 — Pythagoras's (√2)
Digit 55,439 = 3
ln 2 — Natural log of 2
Digit 55,439 = 5
γ — Euler-Mascheroni (γ)
Digit 55,439 = 7

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 55,411 (gap of 28)
  • Next prime: 55,441 (gap of 2)

Pair status: twin with 55441.

Hex color
#00D88F
RGB(0, 216, 143)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.216.143.

Address
0.0.216.143
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.216.143

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

Position in π

The digit sequence 55439 first appears in π at position 15,590 of the decimal expansion (the 15,590ordinal-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.