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16,013

16,013 is a composite number, odd.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).

16,013 (sixteen thousand thirteen) is an odd 5-digit number. It is a composite number with 4 divisors, and factors as 67 × 239. Written other ways, in hexadecimal, 0x3E8D.

Arithmetic Number Cube-Free Deficient Number Odious Number Recamán's Sequence Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
5
Digit sum
11
Digit product
0
Digital root
2
Palindrome
No
Bit width
14 bits
Reversed
31,061
Recamán's sequence
a(45,289) = 16,013
Square (n²)
256,416,169
Cube (n³)
4,105,992,114,197
Divisor count
4
σ(n) — sum of divisors
16,320
φ(n) — Euler's totient
15,708
Sum of prime factors
306

Primality

Prime factorization: 67 × 239

Nearest primes: 16,007 (−6) · 16,033 (+20)

Divisors & multiples

All divisors (4)
1 · 67 · 239 · 16013
Aliquot sum (sum of proper divisors): 307
Factor pairs (a × b = 16,013)
1 × 16013
67 × 239
First multiples
16,013 · 32,026 (double) · 48,039 · 64,052 · 80,065 · 96,078 · 112,091 · 128,104 · 144,117 · 160,130

Sums & aliquot sequence

As consecutive integers: 8,006 + 8,007 206 + 207 + … + 272 53 + 54 + … + 186
Aliquot sequence: 16,013 307 1 0 — terminates at zero

Continued fraction of √n

√16,013 = [126; (1, 1, 5, 2, 1, 1, 2, 62, 1, 7, 1, 2, 1, 7, 1, 62, 2, 1, 1, 2, 5, 1, 1, 252)]

Period length 24 — the block in parentheses repeats forever.

Representations

In words
sixteen thousand thirteen
Ordinal
16013th
Binary
11111010001101
Octal
37215
Hexadecimal
0x3E8D
Base64
Po0=
One's complement
49,522 (16-bit)
Scientific notation
1.6013 × 10⁴
As a duration
16,013 s = 4 hours, 26 minutes, 53 seconds
In other bases
ternary (3) 210222002
quaternary (4) 3322031
quinary (5) 1003023
senary (6) 202045
septenary (7) 64454
nonary (9) 23862
undecimal (11) 11038
duodecimal (12) 9325
tridecimal (13) 739a
tetradecimal (14) 5b9b
pentadecimal (15) 4b28

As an angle

16,013° = 44 × 360° + 173°
173° ≈ 3.019 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓏺𓏺𓏺
Greek (Milesian)
͵ιϛιγʹ
Mayan (base 20)
𝋢·𝋠·𝋠·𝋭
Chinese
一萬六千零一十三
Chinese (financial)
壹萬陸仟零壹拾參
In other modern scripts
Eastern Arabic ١٦٠١٣ Devanagari १६०१३ Bengali ১৬০১৩ Tamil ௧௬௦௧௩ Thai ๑๖๐๑๓ Tibetan ༡༦༠༡༣ Khmer ១៦០១៣ Lao ໑໖໐໑໓ Burmese ၁၆၀၁၃

Digit at this position in famous constants

π — Pi (π)
Digit 16,013 = 8
e — Euler's number (e)
Digit 16,013 = 5
φ — Golden ratio (φ)
Digit 16,013 = 8
√2 — Pythagoras's (√2)
Digit 16,013 = 3
ln 2 — Natural log of 2
Digit 16,013 = 6
γ — Euler-Mascheroni (γ)
Digit 16,013 = 0

Also seen as

Unicode codepoint
CJK Unified Ideograph-3E8D
U+3E8D
Other letter (Lo)

UTF-8 encoding: E3 BA 8D (3 bytes).

Hex color
#003E8D
RGB(0, 62, 141)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.62.141.

Address
0.0.62.141
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.62.141

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

Musical pitch

Heard as a frequency, 16,013 Hz is closest to:

  • Concert pitch (A4 = 440 Hz): B9 (15804.3 Hz, +23¢)
  • Scientific pitch (C4 = 256 Hz): C10 (16384 Hz, -40¢)
  • Baroque pitch (A4 = 415 Hz): C10 (15792.7 Hz, +24¢)
Position in π

The digit sequence 16013 first appears in π at position 7,268 of the decimal expansion (the 7,268ordinal-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

  • Mayan numerals — Vigesimal dots-and-bars with a shell zero — one of the earliest true zeros.