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142,955

142,955 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.).

142,955 (one hundred forty-two thousand nine hundred fifty-five) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 5 × 28,591. Written other ways, in hexadecimal, 0x22E6B.

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

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
26
Digit product
1,800
Digital root
8
Palindrome
No
Bit width
18 bits
Reversed
559,241
Recamán's sequence
a(222,506) = 142,955
Square (n²)
20,436,132,025
Cube (n³)
2,921,447,253,633,875
Divisor count
4
σ(n) — sum of divisors
171,552
φ(n) — Euler's totient
114,360
Sum of prime factors
28,596

Primality

Prime factorization: 5 × 28591

Nearest primes: 142,949 (−6) · 142,963 (+8)

Divisors & multiples

All divisors (4)
1 · 5 · 28591 · 142955
Aliquot sum (sum of proper divisors): 28,597
Factor pairs (a × b = 142,955)
1 × 142955
5 × 28591
First multiples
142,955 · 285,910 (double) · 428,865 · 571,820 · 714,775 · 857,730 · 1,000,685 · 1,143,640 · 1,286,595 · 1,429,550

Sums & aliquot sequence

As consecutive integers: 71,477 + 71,478 28,589 + 28,590 + 28,591 + 28,592 + 28,593 14,291 + 14,292 + … + 14,300
Aliquot sequence: 142,955 28,597 1 0 — terminates at zero

Continued fraction of √n

√142,955 = [378; (10, 1, 1, 1, 5, 1, 2, 3, 5, 2, 9, 8, 1, 2, 5, 10, 1, 1, 1, 1, 1, 1, 23, 1, …)]

Representations

In words
one hundred forty-two thousand nine hundred fifty-five
Ordinal
142955th
Binary
100010111001101011
Octal
427153
Hexadecimal
0x22E6B
Base64
Ai5r
One's complement
4,294,824,340 (32-bit)
Scientific notation
1.42955 × 10⁵
As a duration
142,955 s = 1 day, 15 hours, 42 minutes, 35 seconds
In other bases
ternary (3) 21021002122
quaternary (4) 202321223
quinary (5) 14033310
senary (6) 3021455
septenary (7) 1133531
nonary (9) 237078
undecimal (11) 9844a
duodecimal (12) 6a88b
tridecimal (13) 500b7
tetradecimal (14) 3a151
pentadecimal (15) 2c555

As an angle

142,955° = 397 × 360° + 35°
35° ≈ 0.611 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρμβϡνεʹ
Mayan (base 20)
𝋱·𝋱·𝋧·𝋯
Chinese
一十四萬二千九百五十五
Chinese (financial)
壹拾肆萬貳仟玖佰伍拾伍
In other modern scripts
Eastern Arabic ١٤٢٩٥٥ Devanagari १४२९५५ Bengali ১৪২৯৫৫ Tamil ௧௪௨௯௫௫ Thai ๑๔๒๙๕๕ Tibetan ༡༤༢༩༥༥ Khmer ១៤២៩៥៥ Lao ໑໔໒໙໕໕ Burmese ၁၄၂၉၅၅

Also seen as

Unicode codepoint
𢹫
CJK Unified Ideograph-22E6B
U+22E6B
Other letter (Lo)

UTF-8 encoding: F0 A2 B9 AB (4 bytes).

Hex color
#022E6B
RGB(2, 46, 107)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.46.107.

Address
0.2.46.107
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.46.107

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 142,955 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

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