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142,029

142,029 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.).

142,029 (one hundred forty-two thousand twenty-nine) is an odd 6-digit number. It is a composite number with 12 divisors, and factors as 3² × 43 × 367. Written other ways, in hexadecimal, 0x22ACD.

Cube-Free Deficient Number Odious Number Recamán's Sequence

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
18
Digit product
0
Digital root
9
Palindrome
No
Bit width
18 bits
Reversed
920,241
Recamán's sequence
a(484,769) = 142,029
Square (n²)
20,172,236,841
Cube (n³)
2,865,042,626,290,389
Divisor count
12
σ(n) — sum of divisors
210,496
φ(n) — Euler's totient
92,232
Sum of prime factors
416

Primality

Prime factorization: 3 2 × 43 × 367

Nearest primes: 142,019 (−10) · 142,031 (+2)

Divisors & multiples

All divisors (12)
1 · 3 · 9 · 43 · 129 · 367 · 387 · 1101 · 3303 · 15781 · 47343 · 142029
Aliquot sum (sum of proper divisors): 68,467
Factor pairs (a × b = 142,029)
1 × 142029
3 × 47343
9 × 15781
43 × 3303
129 × 1101
367 × 387
First multiples
142,029 · 284,058 (double) · 426,087 · 568,116 · 710,145 · 852,174 · 994,203 · 1,136,232 · 1,278,261 · 1,420,290

Sums & aliquot sequence

As consecutive integers: 71,014 + 71,015 47,342 + 47,343 + 47,344 23,669 + 23,670 + 23,671 + 23,672 + 23,673 + 23,674 15,777 + 15,778 + … + 15,785
Aliquot sequence: 142,029 68,467 9,789 4,323 2,013 963 441 300 568 512 511 81 40 50 43 1 0 — terminates at zero

Continued fraction of √n

√142,029 = [376; (1, 6, 1, 1, 5, 1, 27, 14, 2, 5, 1, 1, 2, 8, 1, 10, 2, 1, 4, 5, 2, 1, 2, 2, …)]

Representations

In words
one hundred forty-two thousand twenty-nine
Ordinal
142029th
Binary
100010101011001101
Octal
425315
Hexadecimal
0x22ACD
Base64
AirN
One's complement
4,294,825,266 (32-bit)
Scientific notation
1.42029 × 10⁵
As a duration
142,029 s = 1 day, 15 hours, 27 minutes, 9 seconds
In other bases
ternary (3) 21012211100
quaternary (4) 202223031
quinary (5) 14021104
senary (6) 3013313
septenary (7) 1131036
nonary (9) 235740
undecimal (11) 97788
duodecimal (12) 6a239
tridecimal (13) 4c854
tetradecimal (14) 39a8d
pentadecimal (15) 2c139

As an angle

142,029° = 394 × 360° + 189°
189° ≈ 3.299 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ρμβκθʹ
Mayan (base 20)
𝋱·𝋯·𝋡·𝋩
Chinese
一十四萬二千零二十九
Chinese (financial)
壹拾肆萬貳仟零貳拾玖
In other modern scripts
Eastern Arabic ١٤٢٠٢٩ Devanagari १४२०२९ Bengali ১৪২০২৯ Tamil ௧௪௨௦௨௯ Thai ๑๔๒๐๒๙ Tibetan ༡༤༢༠༢༩ Khmer ១៤២០២៩ Lao ໑໔໒໐໒໙ Burmese ၁၄၂၀၂၉

Also seen as

Unicode codepoint
𢫍
CJK Unified Ideograph-22Acd
U+22ACD
Other letter (Lo)

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

Hex color
#022ACD
RGB(2, 42, 205)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.42.205.

Address
0.2.42.205
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.42.205

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 142,029 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 142029 first appears in π at position 141,333 of the decimal expansion (the 141,333ordinal-suffix:rd 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

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.