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142,625

142,625 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.).

142,625 (one hundred forty-two thousand six hundred twenty-five) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 5³ × 7 × 163. Written other ways, in hexadecimal, 0x22D21.

Arithmetic Number Deficient Number Happy Number Odious Number Pernicious Number Recamán's Sequence

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
20
Digit product
480
Digital root
2
Palindrome
No
Bit width
18 bits
Reversed
526,241
Recamán's sequence
a(223,166) = 142,625
Square (n²)
20,341,890,625
Cube (n³)
2,901,262,150,390,625
Divisor count
16
σ(n) — sum of divisors
204,672
φ(n) — Euler's totient
97,200
Sum of prime factors
185

Primality

Prime factorization: 5 3 × 7 × 163

Nearest primes: 142,619 (−6) · 142,657 (+32)

Divisors & multiples

All divisors (16)
1 · 5 · 7 · 25 · 35 · 125 · 163 · 175 · 815 · 875 · 1141 · 4075 · 5705 · 20375 · 28525 · 142625
Aliquot sum (sum of proper divisors): 62,047
Factor pairs (a × b = 142,625)
1 × 142625
5 × 28525
7 × 20375
25 × 5705
35 × 4075
125 × 1141
163 × 875
175 × 815
First multiples
142,625 · 285,250 (double) · 427,875 · 570,500 · 713,125 · 855,750 · 998,375 · 1,141,000 · 1,283,625 · 1,426,250

Sums & aliquot sequence

As consecutive integers: 71,312 + 71,313 28,523 + 28,524 + 28,525 + 28,526 + 28,527 20,372 + 20,373 + … + 20,378 14,258 + 14,259 + … + 14,267
Aliquot sequence: 142,625 62,047 1 0 — terminates at zero

Continued fraction of √n

√142,625 = [377; (1, 1, 1, 11, 7, 2, 1, 1, 4, 1, 5, 4, 1, 1, 12, 4, 39, 1, 1, 29, 1, 2, 2, 2, …)]

Representations

In words
one hundred forty-two thousand six hundred twenty-five
Ordinal
142625th
Binary
100010110100100001
Octal
426441
Hexadecimal
0x22D21
Base64
Ai0h
One's complement
4,294,824,670 (32-bit)
Scientific notation
1.42625 × 10⁵
As a duration
142,625 s = 1 day, 15 hours, 37 minutes, 5 seconds
In other bases
ternary (3) 21020122102
quaternary (4) 202310201
quinary (5) 14031000
senary (6) 3020145
septenary (7) 1132550
nonary (9) 236572
undecimal (11) 9817a
duodecimal (12) 6a655
tridecimal (13) 4cbc2
tetradecimal (14) 39d97
pentadecimal (15) 2c3d5

As an angle

142,625° = 396 × 360° + 65°
65° ≈ 1.134 rad
Compass bearing: ENE (east-northeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρμβχκεʹ
Mayan (base 20)
𝋱·𝋰·𝋫·𝋥
Chinese
一十四萬二千六百二十五
Chinese (financial)
壹拾肆萬貳仟陸佰貳拾伍
In other modern scripts
Eastern Arabic ١٤٢٦٢٥ Devanagari १४२६२५ Bengali ১৪২৬২৫ Tamil ௧௪௨௬௨௫ Thai ๑๔๒๖๒๕ Tibetan ༡༤༢༦༢༥ Khmer ១៤២៦២៥ Lao ໑໔໒໖໒໕ Burmese ၁၄၂၆၂၅

Also seen as

Unicode codepoint
𢴡
CJK Unified Ideograph-22D21
U+22D21
Other letter (Lo)

UTF-8 encoding: F0 A2 B4 A1 (4 bytes).

Hex color
#022D21
RGB(2, 45, 33)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.45.33.

Address
0.2.45.33
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.45.33

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 142,625 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 142625 first appears in π at position 491,330 of the decimal expansion (the 491,330ordinal-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.