number.wiki
Number

38,149

38,149 is a prime, odd.

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

Properties

Parity
Odd
Digit count
5
Digit sum
25
Digit product
864
Digital root
7
Palindrome
No
Bit width
16 bits
Reversed
94,183
Recamán's sequence
a(75,282) = 38,149
Square (n²)
1,455,346,201
Cube (n³)
55,520,002,221,949
Divisor count
2
σ(n) — sum of divisors
38,150
φ(n) — Euler's totient
38,148

Primality

38,149 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 38149
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 38,149)
1 × 38149
First multiples
38,149 · 76,298 (double) · 114,447 · 152,596 · 190,745 · 228,894 · 267,043 · 305,192 · 343,341 · 381,490

Sums & aliquot sequence

As a sum of two squares: 30² + 193²
As consecutive integers: 19,074 + 19,075

Representations

In words
thirty-eight thousand one hundred forty-nine
Ordinal
38149th
Binary
1001010100000101
Octal
112405
Hexadecimal
0x9505
Base64
lQU=
One's complement
27,386 (16-bit)
In other bases
ternary (3) 1221022221
quaternary (4) 21110011
quinary (5) 2210044
senary (6) 452341
septenary (7) 216136
nonary (9) 57287
undecimal (11) 26731
duodecimal (12) 1a0b1
tridecimal (13) 14497
tetradecimal (14) dc8d
pentadecimal (15) b484

Historical numeral systems

Babylonian (base 60)
𒌋 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ληρμθʹ
Mayan (base 20)
𝋤·𝋯·𝋧·𝋩
Chinese
三萬八千一百四十九
Chinese (financial)
參萬捌仟壹佰肆拾玖
In other modern scripts
Eastern Arabic ٣٨١٤٩ Devanagari ३८१४९ Bengali ৩৮১৪৯ Tamil ௩௮௧௪௯ Thai ๓๘๑๔๙ Tibetan ༣༨༡༤༩ Khmer ៣៨១៤៩ Lao ໓໘໑໔໙ Burmese ၃၈၁၄၉

Digit at this position in famous constants

π — Pi (π)
Digit 38,149 = 3
e — Euler's number (e)
Digit 38,149 = 1
φ — Golden ratio (φ)
Digit 38,149 = 5
√2 — Pythagoras's (√2)
Digit 38,149 = 2
ln 2 — Natural log of 2
Digit 38,149 = 4
γ — Euler-Mascheroni (γ)
Digit 38,149 = 4

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 38,119 (gap of 30)
  • Next prime: 38,153 (gap of 4)

Pair status: cousin with 38153.

Unicode codepoint
CJK Unified Ideograph-9505
U+9505
Other letter (Lo)

UTF-8 encoding: E9 94 85 (3 bytes).

Hex color
#009505
RGB(0, 149, 5)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.149.5.

Address
0.0.149.5
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.149.5

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

Position in π

The digit sequence 38149 first appears in π at position 68,946 of the decimal expansion (the 68,946ordinal-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.