Number

38,993

38,993 is a prime, odd.

Arithmetic Number Deficient Number Emirp Evil Number Prime Pythagorean Prime Recamán's Sequence Squarefree

Properties

Parity: Odd
Digit count: 5
Digit sum: 32
Digit product: 5,832
Digital root: 5
Palindrome: No
Bit width: 16 bits
Reversed: 39,983
Recamán's sequence: a(10,186) = 38,993
Square (n²): 1,520,454,049
Cube (n³): 59,287,064,732,657
Divisor count: 2
σ(n) — sum of divisors: 38,994
φ(n) — Euler's totient: 38,992

Primality

38,993 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)

1 · 38993

Aliquot sum (sum of proper divisors): 1

Factor pairs (a × b = 38,993)

1 × 38993

First multiples

38,993 · 77,986 (double) · 116,979 · 155,972 · 194,965 · 233,958 · 272,951 · 311,944 · 350,937 · 389,930

Sums & aliquot sequence

As a sum of two squares: 97² + 172²

As consecutive integers: 19,496 + 19,497

Representations

In words: thirty-eight thousand nine hundred ninety-three
Ordinal: 38993rd
Binary: 1001100001010001
Octal: 114121
Hexadecimal: 0x9851
Base64: mFE=
One's complement: 26,542 (16-bit)

In other bases

ternary (3) 1222111012

quaternary (4) 21201101

quinary (5) 2221433

senary (6) 500305

septenary (7) 221453

nonary (9) 58435

undecimal (11) 27329

duodecimal (12) 1a695

tridecimal (13) 14996

tetradecimal (14) 102d3

pentadecimal (15) b848

Historical numeral systems

Babylonian (base 60): 𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic: 𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian): ͵ληϡϟγʹ
Mayan (base 20): 𝋤·𝋱·𝋩·𝋭
Chinese: 三萬八千九百九十三
Chinese (financial): 參萬捌仟玖佰玖拾參

In other modern scripts

Eastern Arabic ٣٨٩٩٣ Devanagari ३८९९३ Bengali ৩৮৯৯৩ Tamil ௩௮௯௯௩ Thai ๓๘๙๙๓ Tibetan ༣༨༩༩༣ Khmer ៣៨៩៩៣ Lao ໓໘໙໙໓ Burmese ၃၈၉၉၃

Digit at this position in famous constants

π — Pi (π): Digit 38,993 = 0
e — Euler's number (e): Digit 38,993 = 9
φ — Golden ratio (φ): Digit 38,993 = 1
√2 — Pythagoras's (√2): Digit 38,993 = 2
ln 2 — Natural log of 2: Digit 38,993 = 8
γ — Euler-Mascheroni (γ): Digit 38,993 = 5

Also seen as

Prime neighborhood

Adjacent primes:

Previous prime: 38,977 (gap of 16)
Next prime: 39,019 (gap of 26)

Unicode codepoint

顑

CJK Unified Ideograph-9851

U+9851

Other letter (Lo)

UTF-8 encoding: E9 A1 91 (3 bytes).

Lookup U+9851 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#009851

RGB(0, 152, 81)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.152.81.

Address: 0.0.152.81
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.152.81

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

Position in π

The digit sequence 38993 first appears in π at position 146,171 of the decimal expansion (the 146,171ordinal-suffix:st 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.

Look up 38993 on Pi Search ↗