number.wiki
Number

5,399

5,399 is a prime, odd.

5,399 (five thousand three hundred ninety-nine) is an odd 4-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x1517.

Arithmetic Number Chen Prime Cube-Free Deficient Number Odious Number Pernicious Number Prime Recamán's Sequence Safe Prime Sexy Prime Sophie Germain Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
4
Digit sum
26
Digit product
1,215
Digital root
8
Palindrome
No
Bit width
13 bits
Reversed
9,935
Recamán's sequence
a(4,378) = 5,399
Square (n²)
29,149,201
Cube (n³)
157,376,536,199
Divisor count
2
σ(n) — sum of divisors
5,400
φ(n) — Euler's totient
5,398

Primality

5,399 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 5399
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 5,399)
1 × 5399
First multiples
5,399 · 10,798 (double) · 16,197 · 21,596 · 26,995 · 32,394 · 37,793 · 43,192 · 48,591 · 53,990

Sums & aliquot sequence

As consecutive integers: 2,699 + 2,700

Continued fraction of √n

√5,399 = [73; (2, 10, 1, 4, 6, 2, 10, 29, 3, 2, 1, 1, 1, 1, 3, 1, 1, 2, 2, 3, 1, 1, 4, 5, …)]

Representations

In words
five thousand three hundred ninety-nine
Ordinal
5399th
Binary
1010100010111
Octal
12427
Hexadecimal
0x1517
Base64
FRc=
One's complement
60,136 (16-bit)
Scientific notation
5.399 × 10³
As a duration
5,399 s = 1 hour, 29 minutes, 59 seconds
In other bases
ternary (3) 21101222
quaternary (4) 1110113
quinary (5) 133044
senary (6) 40555
septenary (7) 21512
nonary (9) 7358
undecimal (11) 4069
duodecimal (12) 315b
tridecimal (13) 25c4
tetradecimal (14) 1d79
pentadecimal (15) 18ee
Palindromic in base 7

As an angle

5,399° = 14 × 360° + 359°
359° ≈ 6.266 rad
Compass bearing: N (north)

Historical numeral systems

Babylonian (base 60)
𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ετϟθʹ
Mayan (base 20)
𝋭·𝋩·𝋳
Chinese
五千三百九十九
Chinese (financial)
伍仟參佰玖拾玖
In other modern scripts
Eastern Arabic ٥٣٩٩ Devanagari ५३९९ Bengali ৫৩৯৯ Tamil ௫௩௯௯ Thai ๕๓๙๙ Tibetan ༥༣༩༩ Khmer ៥៣៩៩ Lao ໕໓໙໙ Burmese ၅၃၉၉

Digit at this position in famous constants

π — Pi (π)
Digit 5,399 = 3
e — Euler's number (e)
Digit 5,399 = 8
φ — Golden ratio (φ)
Digit 5,399 = 0
√2 — Pythagoras's (√2)
Digit 5,399 = 2
ln 2 — Natural log of 2
Digit 5,399 = 3
γ — Euler-Mascheroni (γ)
Digit 5,399 = 1

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 5,393 (gap of 6)
  • Next prime: 5,407 (gap of 8)

Pair status: sexy with 5393.

Unicode codepoint
Canadian Syllabics Shwe
U+1517
Other letter (Lo)

UTF-8 encoding: E1 94 97 (3 bytes).

Hex color
#001517
RGB(0, 21, 23)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.21.23.

Address
0.0.21.23
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.21.23

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

Musical pitch

Heard as a frequency, 5,399 Hz is closest to:

  • Concert pitch (A4 = 440 Hz): E8 (5274 Hz, +41¢)
  • Scientific pitch (C4 = 256 Hz): F8 (5467.5 Hz, -22¢)
  • Baroque pitch (A4 = 415 Hz): F8 (5270.2 Hz, +42¢)
Position in π

The digit sequence 5399 first appears in π at position 10,870 of the decimal expansion (the 10,870ordinal-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.
  • Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.