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139,825

139,825 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.).

139,825 (one hundred thirty-nine thousand eight hundred twenty-five) is an odd 6-digit number. It is a composite number with 24 divisors, and factors as 5² × 7 × 17 × 47. Written other ways, in hexadecimal, 0x22231.

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

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
28
Digit product
2,160
Digital root
1
Palindrome
No
Bit width
18 bits
Reversed
528,931
Recamán's sequence
a(489,177) = 139,825
Square (n²)
19,551,030,625
Cube (n³)
2,733,722,857,140,625
Divisor count
24
σ(n) — sum of divisors
214,272
φ(n) — Euler's totient
88,320
Sum of prime factors
81

Primality

Prime factorization: 5 2 × 7 × 17 × 47

Nearest primes: 139,813 (−12) · 139,831 (+6)

Divisors & multiples

All divisors (24)
1 · 5 · 7 · 17 · 25 · 35 · 47 · 85 · 119 · 175 · 235 · 329 · 425 · 595 · 799 · 1175 · 1645 · 2975 · 3995 · 5593 · 8225 · 19975 · 27965 · 139825
Aliquot sum (sum of proper divisors): 74,447
Factor pairs (a × b = 139,825)
1 × 139825
5 × 27965
7 × 19975
17 × 8225
25 × 5593
35 × 3995
47 × 2975
85 × 1645
119 × 1175
175 × 799
235 × 595
329 × 425
First multiples
139,825 · 279,650 (double) · 419,475 · 559,300 · 699,125 · 838,950 · 978,775 · 1,118,600 · 1,258,425 · 1,398,250

Sums & aliquot sequence

As consecutive integers: 69,912 + 69,913 27,963 + 27,964 + 27,965 + 27,966 + 27,967 19,972 + 19,973 + … + 19,978 13,978 + 13,979 + … + 13,987
Aliquot sequence: 139,825 74,447 793 75 49 8 7 1 0 — terminates at zero

Continued fraction of √n

√139,825 = [373; (1, 13, 1, 1, 1, 82, 2, 3, 2, 5, 1, 2, 1, 8, 2, 35, 7, 6, 7, 35, 2, 8, 1, 2, …)]

Period length 36 — the block in parentheses repeats forever.

Representations

In words
one hundred thirty-nine thousand eight hundred twenty-five
Ordinal
139825th
Binary
100010001000110001
Octal
421061
Hexadecimal
0x22231
Base64
AiIx
One's complement
4,294,827,470 (32-bit)
Scientific notation
1.39825 × 10⁵
As a duration
139,825 s = 1 day, 14 hours, 50 minutes, 25 seconds
In other bases
ternary (3) 21002210201
quaternary (4) 202020301
quinary (5) 13433300
senary (6) 2555201
septenary (7) 1121440
nonary (9) 232721
undecimal (11) 96064
duodecimal (12) 68b01
tridecimal (13) 4b84a
tetradecimal (14) 38d57
pentadecimal (15) 2b66a

As an angle

139,825° = 388 × 360° + 145°
145° ≈ 2.531 rad
Compass bearing: SE (southeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋 𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρλθωκεʹ
Mayan (base 20)
𝋱·𝋩·𝋫·𝋥
Chinese
一十三萬九千八百二十五
Chinese (financial)
壹拾參萬玖仟捌佰貳拾伍
In other modern scripts
Eastern Arabic ١٣٩٨٢٥ Devanagari १३९८२५ Bengali ১৩৯৮২৫ Tamil ௧௩௯௮௨௫ Thai ๑๓๙๘๒๕ Tibetan ༡༣༩༨༢༥ Khmer ១៣៩៨២៥ Lao ໑໓໙໘໒໕ Burmese ၁၃၉၈၂၅

Also seen as

Unicode codepoint
𢈱
CJK Unified Ideograph-22231
U+22231
Other letter (Lo)

UTF-8 encoding: F0 A2 88 B1 (4 bytes).

Hex color
#022231
RGB(2, 34, 49)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.34.49.

Address
0.2.34.49
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.34.49

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 139,825 and was likely granted around 1872.

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

Related reading