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137,423

137,423 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.).

137,423 (one hundred thirty-seven thousand four hundred twenty-three) is an odd 6-digit number. It is a composite number with 12 divisors, and factors as 11 × 13 × 31². Written other ways, in hexadecimal, 0x218CF.

Arithmetic Number Cube-Free Deficient Number Gapful Number Odious Number Recamán's Sequence

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
20
Digit product
504
Digital root
2
Palindrome
No
Bit width
18 bits
Reversed
324,731
Recamán's sequence
a(37,650) = 137,423
Square (n²)
18,885,080,929
Cube (n³)
2,595,244,476,505,967
Divisor count
12
σ(n) — sum of divisors
166,824
φ(n) — Euler's totient
111,600
Sum of prime factors
86

Primality

Prime factorization: 11 × 13 × 31 2

Nearest primes: 137,413 (−10) · 137,437 (+14)

Divisors & multiples

All divisors (12)
1 · 11 · 13 · 31 · 143 · 341 · 403 · 961 · 4433 · 10571 · 12493 · 137423
Aliquot sum (sum of proper divisors): 29,401
Factor pairs (a × b = 137,423)
1 × 137423
11 × 12493
13 × 10571
31 × 4433
143 × 961
341 × 403
First multiples
137,423 · 274,846 (double) · 412,269 · 549,692 · 687,115 · 824,538 · 961,961 · 1,099,384 · 1,236,807 · 1,374,230

Sums & aliquot sequence

As consecutive integers: 68,711 + 68,712 12,488 + 12,489 + … + 12,498 10,565 + 10,566 + … + 10,577 6,236 + 6,237 + … + 6,257
Aliquot sequence: 137,423 29,401 1 0 — terminates at zero

Continued fraction of √n

√137,423 = [370; (1, 2, 2, 2, 16, 1, 4, 1, 8, 1, 1, 4, 5, 8, 1, 5, 1, 2, 33, 2, 1, 5, 1, 8, …)]

Period length 38 — the block in parentheses repeats forever.

Representations

In words
one hundred thirty-seven thousand four hundred twenty-three
Ordinal
137423rd
Binary
100001100011001111
Octal
414317
Hexadecimal
0x218CF
Base64
AhjP
One's complement
4,294,829,872 (32-bit)
Scientific notation
1.37423 × 10⁵
As a duration
137,423 s = 1 day, 14 hours, 10 minutes, 23 seconds
In other bases
ternary (3) 20222111202
quaternary (4) 201203033
quinary (5) 13344143
senary (6) 2540115
septenary (7) 1111436
nonary (9) 228452
undecimal (11) 94280
duodecimal (12) 6763b
tridecimal (13) 4a720
tetradecimal (14) 3811d
pentadecimal (15) 2aab8

As an angle

137,423° = 381 × 360° + 263°
263° ≈ 4.59 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋 𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵ρλζυκγʹ
Mayan (base 20)
𝋱·𝋣·𝋫·𝋣
Chinese
一十三萬七千四百二十三
Chinese (financial)
壹拾參萬柒仟肆佰貳拾參
In other modern scripts
Eastern Arabic ١٣٧٤٢٣ Devanagari १३७४२३ Bengali ১৩৭৪২৩ Tamil ௧௩௭௪௨௩ Thai ๑๓๗๔๒๓ Tibetan ༡༣༧༤༢༣ Khmer ១៣៧៤២៣ Lao ໑໓໗໔໒໓ Burmese ၁၃၇၄၂၃

Also seen as

Unicode codepoint
𡣏
CJK Unified Ideograph-218Cf
U+218CF
Other letter (Lo)

UTF-8 encoding: F0 A1 A3 8F (4 bytes).

Hex color
#0218CF
RGB(2, 24, 207)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.24.207.

Address
0.2.24.207
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.24.207

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

Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 137,423 and was likely granted around 1872.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Position in π

The digit sequence 137423 first appears in π at position 108,826 of the decimal expansion (the 108,826ordinal-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.