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Number

20,341

20,341 is a prime, odd.

20,341 (twenty thousand three hundred forty-one) is an odd 5-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x4F75.

Arithmetic Number Chen Prime Cube-Free Deficient Number Evil Number Prime Pythagorean Prime Recamán's Sequence Sexy Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
5
Digit sum
10
Digit product
0
Digital root
1
Palindrome
No
Bit width
15 bits
Reversed
14,302
Recamán's sequence
a(86,534) = 20,341
Square (n²)
413,756,281
Cube (n³)
8,416,216,511,821
Divisor count
2
σ(n) — sum of divisors
20,342
φ(n) — Euler's totient
20,340

Primality

20,341 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 20341
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 20,341)
1 × 20341
First multiples
20,341 · 40,682 (double) · 61,023 · 81,364 · 101,705 · 122,046 · 142,387 · 162,728 · 183,069 · 203,410

Sums & aliquot sequence

As a sum of two squares: 46² + 135²
As consecutive integers: 10,170 + 10,171

Continued fraction of √n

√20,341 = [142; (1, 1, 1, 1, 1, 4, 2, 1, 1, 1, 2, 1, 56, 3, 12, 14, 5, 1, 1, 10, 1, 6, 2, 2, …)]

Representations

In words
twenty thousand three hundred forty-one
Ordinal
20341st
Binary
100111101110101
Octal
47565
Hexadecimal
0x4F75
Base64
T3U=
One's complement
45,194 (16-bit)
Scientific notation
2.0341 × 10⁴
As a duration
20,341 s = 5 hours, 39 minutes, 1 second
In other bases
ternary (3) 1000220101
quaternary (4) 10331311
quinary (5) 1122331
senary (6) 234101
septenary (7) 113206
nonary (9) 30811
undecimal (11) 14312
duodecimal (12) b931
tridecimal (13) 9349
tetradecimal (14) 75ad
pentadecimal (15) 6061

As an angle

20,341° = 56 × 360° + 181°
181° ≈ 3.159 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
Egyptian hieroglyphic
𓂍𓂍𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺
Greek (Milesian)
͵κτμαʹ
Mayan (base 20)
𝋢·𝋪·𝋱·𝋡
Chinese
二萬零三百四十一
Chinese (financial)
貳萬零參佰肆拾壹
In other modern scripts
Eastern Arabic ٢٠٣٤١ Devanagari २०३४१ Bengali ২০৩৪১ Tamil ௨௦௩௪௧ Thai ๒๐๓๔๑ Tibetan ༢༠༣༤༡ Khmer ២០៣៤១ Lao ໒໐໓໔໑ Burmese ၂၀၃၄၁

Digit at this position in famous constants

π — Pi (π)
Digit 20,341 = 7
e — Euler's number (e)
Digit 20,341 = 7
φ — Golden ratio (φ)
Digit 20,341 = 2
√2 — Pythagoras's (√2)
Digit 20,341 = 4
ln 2 — Natural log of 2
Digit 20,341 = 4
γ — Euler-Mascheroni (γ)
Digit 20,341 = 7

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 20,333 (gap of 8)
  • Next prime: 20,347 (gap of 6)

Pair status: sexy with 20347.

Unicode codepoint
CJK Unified Ideograph-4F75
U+4F75
Other letter (Lo)

UTF-8 encoding: E4 BD B5 (3 bytes).

Hex color
#004F75
RGB(0, 79, 117)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.79.117.

Address
0.0.79.117
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.79.117

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

Position in π

The digit sequence 20341 first appears in π at position 11,624 of the decimal expansion (the 11,624ordinal-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.

Related reading

  • Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
  • Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.