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137,923

137,923 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.).

137,923 (one hundred thirty-seven thousand nine hundred twenty-three) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 107 × 1,289. Written other ways, in hexadecimal, 0x21AC3.

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

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
25
Digit product
1,134
Digital root
7
Palindrome
No
Bit width
18 bits
Reversed
329,731
Recamán's sequence
a(492,981) = 137,923
Square (n²)
19,022,753,929
Cube (n³)
2,623,675,290,149,467
Divisor count
4
σ(n) — sum of divisors
139,320
φ(n) — Euler's totient
136,528
Sum of prime factors
1,396

Primality

Prime factorization: 107 × 1289

Nearest primes: 137,911 (−12) · 137,927 (+4)

Divisors & multiples

All divisors (4)
1 · 107 · 1289 · 137923
Aliquot sum (sum of proper divisors): 1,397
Factor pairs (a × b = 137,923)
1 × 137923
107 × 1289
First multiples
137,923 · 275,846 (double) · 413,769 · 551,692 · 689,615 · 827,538 · 965,461 · 1,103,384 · 1,241,307 · 1,379,230

Sums & aliquot sequence

As consecutive integers: 68,961 + 68,962 1,236 + 1,237 + … + 1,342 538 + 539 + … + 751
Aliquot sequence: 137,923 1,397 139 1 0 — terminates at zero

Continued fraction of √n

√137,923 = [371; (2, 1, 1, 1, 2, 1, 1, 2, 3, 1, 3, 5, 371, 5, 3, 1, 3, 2, 1, 1, 2, 1, 1, 1, …)]

Period length 26 — the block in parentheses repeats forever.

Representations

In words
one hundred thirty-seven thousand nine hundred twenty-three
Ordinal
137923rd
Binary
100001101011000011
Octal
415303
Hexadecimal
0x21AC3
Base64
AhrD
One's complement
4,294,829,372 (32-bit)
Scientific notation
1.37923 × 10⁵
As a duration
137,923 s = 1 day, 14 hours, 18 minutes, 43 seconds
In other bases
ternary (3) 21000012021
quaternary (4) 201223003
quinary (5) 13403143
senary (6) 2542311
septenary (7) 1113052
nonary (9) 230167
undecimal (11) 94695
duodecimal (12) 67997
tridecimal (13) 4aa16
tetradecimal (14) 38399
pentadecimal (15) 2aced

As an angle

137,923° = 383 × 360° + 43°
43° ≈ 0.75 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵ρλζϡκγʹ
Mayan (base 20)
𝋱·𝋤·𝋰·𝋣
Chinese
一十三萬七千九百二十三
Chinese (financial)
壹拾參萬柒仟玖佰貳拾參
In other modern scripts
Eastern Arabic ١٣٧٩٢٣ Devanagari १३७९२३ Bengali ১৩৭৯২৩ Tamil ௧௩௭௯௨௩ Thai ๑๓๗๙๒๓ Tibetan ༡༣༧༩༢༣ Khmer ១៣៧៩២៣ Lao ໑໓໗໙໒໓ Burmese ၁၃၇၉၂၃

Also seen as

Unicode codepoint
𡫃
CJK Unified Ideograph-21Ac3
U+21AC3
Other letter (Lo)

UTF-8 encoding: F0 A1 AB 83 (4 bytes).

Hex color
#021AC3
RGB(2, 26, 195)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.26.195.

Address
0.2.26.195
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.26.195

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 137,923 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 137923 first appears in π at position 818,981 of the decimal expansion (the 818,981ordinal-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.

Related reading