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142,741

142,741 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.).

142,741 (one hundred forty-two thousand seven hundred forty-one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 349 × 409. Written other ways, in hexadecimal, 0x22D95.

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

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
19
Digit product
224
Digital root
1
Palindrome
No
Bit width
18 bits
Reversed
147,241
Recamán's sequence
a(222,934) = 142,741
Square (n²)
20,374,993,081
Cube (n³)
2,908,346,887,375,021
Divisor count
4
σ(n) — sum of divisors
143,500
φ(n) — Euler's totient
141,984
Sum of prime factors
758

Primality

Prime factorization: 349 × 409

Nearest primes: 142,733 (−8) · 142,757 (+16)

Divisors & multiples

All divisors (4)
1 · 349 · 409 · 142741
Aliquot sum (sum of proper divisors): 759
Factor pairs (a × b = 142,741)
1 × 142741
349 × 409
First multiples
142,741 · 285,482 (double) · 428,223 · 570,964 · 713,705 · 856,446 · 999,187 · 1,141,928 · 1,284,669 · 1,427,410

Sums & aliquot sequence

As a sum of two squares: 46² + 375² = 154² + 345²
As consecutive integers: 71,370 + 71,371 235 + 236 + … + 583 145 + 146 + … + 553
Aliquot sequence: 142,741 759 393 135 105 87 33 15 9 4 3 1 0 — terminates at zero

Continued fraction of √n

√142,741 = [377; (1, 4, 3, 1, 1, 62, 2, 2, 44, 20, 1, 29, 3, 1, 2, 27, 1, 1, 1, 1, 1, 5, 1, 17, …)]

Representations

In words
one hundred forty-two thousand seven hundred forty-one
Ordinal
142741st
Binary
100010110110010101
Octal
426625
Hexadecimal
0x22D95
Base64
Ai2V
One's complement
4,294,824,554 (32-bit)
Scientific notation
1.42741 × 10⁵
As a duration
142,741 s = 1 day, 15 hours, 39 minutes, 1 second
In other bases
ternary (3) 21020210201
quaternary (4) 202312111
quinary (5) 14031431
senary (6) 3020501
septenary (7) 1133104
nonary (9) 236721
undecimal (11) 98275
duodecimal (12) 6a731
tridecimal (13) 4cc81
tetradecimal (14) 3a03b
pentadecimal (15) 2c461

As an angle

142,741° = 396 × 360° + 181°
181° ≈ 3.159 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺
Greek (Milesian)
͵ρμβψμαʹ
Mayan (base 20)
𝋱·𝋰·𝋱·𝋡
Chinese
一十四萬二千七百四十一
Chinese (financial)
壹拾肆萬貳仟柒佰肆拾壹
In other modern scripts
Eastern Arabic ١٤٢٧٤١ Devanagari १४२७४१ Bengali ১৪২৭৪১ Tamil ௧௪௨௭௪௧ Thai ๑๔๒๗๔๑ Tibetan ༡༤༢༧༤༡ Khmer ១៤២៧៤១ Lao ໑໔໒໗໔໑ Burmese ၁၄၂၇၄၁

Also seen as

Unicode codepoint
𢶕
CJK Unified Ideograph-22D95
U+22D95
Other letter (Lo)

UTF-8 encoding: F0 A2 B6 95 (4 bytes).

Hex color
#022D95
RGB(2, 45, 149)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.45.149.

Address
0.2.45.149
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.45.149

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 142,741 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 142741 first appears in π at position 347,798 of the decimal expansion (the 347,798ordinal-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