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123,422

123,422 is a composite number, even.

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.).

123,422 (one hundred twenty-three thousand four hundred twenty-two) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2 × 13 × 47 × 101. Written other ways, in hexadecimal, 0x1E21E.

Arithmetic Number Cube-Free Deficient Number Odious Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
14
Digit product
96
Digital root
5
Palindrome
No
Bit width
17 bits
Reversed
224,321
Square (n²)
15,232,990,084
Cube (n³)
1,880,086,102,147,448
Divisor count
16
σ(n) — sum of divisors
205,632
φ(n) — Euler's totient
55,200
Sum of prime factors
163

Primality

Prime factorization: 2 × 13 × 47 × 101

Nearest primes: 123,419 (−3) · 123,427 (+5)

Divisors & multiples

All divisors (16)
1 · 2 · 13 · 26 · 47 · 94 · 101 · 202 · 611 · 1222 · 1313 · 2626 · 4747 · 9494 · 61711 (half) · 123422
Aliquot sum (sum of proper divisors): 82,210
Factor pairs (a × b = 123,422)
1 × 123422
2 × 61711
13 × 9494
26 × 4747
47 × 2626
94 × 1313
101 × 1222
202 × 611
First multiples
123,422 · 246,844 (double) · 370,266 · 493,688 · 617,110 · 740,532 · 863,954 · 987,376 · 1,110,798 · 1,234,220

Sums & aliquot sequence

As consecutive integers: 30,854 + 30,855 + 30,856 + 30,857 9,488 + 9,489 + … + 9,500 2,603 + 2,604 + … + 2,649 2,348 + 2,349 + … + 2,399
Aliquot sequence: 123,422 82,210 65,786 50,950 43,910 35,146 17,576 18,124 15,140 16,696 14,624 14,230 11,402 5,704 5,816 5,104 6,056 — unresolved within range

Continued fraction of √n

√123,422 = [351; (3, 5, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 3, 3, 1, 2, 30, 5, 3, 41, 54, 41, 3, 5, …)]

Period length 42 — the block in parentheses repeats forever.

Representations

In words
one hundred twenty-three thousand four hundred twenty-two
Ordinal
123422nd
Binary
11110001000011110
Octal
361036
Hexadecimal
0x1E21E
Base64
AeIe
One's complement
4,294,843,873 (32-bit)
Scientific notation
1.23422 × 10⁵
As a duration
123,422 s = 1 day, 10 hours, 17 minutes, 2 seconds
In other bases
ternary (3) 20021022012
quaternary (4) 132020132
quinary (5) 12422142
senary (6) 2351222
septenary (7) 1022555
nonary (9) 207265
undecimal (11) 84802
duodecimal (12) 5b512
tridecimal (13) 44240
tetradecimal (14) 32d9c
pentadecimal (15) 26882

As an angle

123,422° = 342 × 360° + 302°
302° ≈ 5.271 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺
Greek (Milesian)
͵ρκγυκβʹ
Mayan (base 20)
𝋯·𝋨·𝋫·𝋢
Chinese
一十二萬三千四百二十二
Chinese (financial)
壹拾貳萬參仟肆佰貳拾貳
In other modern scripts
Eastern Arabic ١٢٣٤٢٢ Devanagari १२३४२२ Bengali ১২৩৪২২ Tamil ௧௨௩௪௨௨ Thai ๑๒๓๔๒๒ Tibetan ༡༢༣༤༢༢ Khmer ១២៣៤២២ Lao ໑໒໓໔໒໒ Burmese ၁၂၃၄၂၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 123422, here are decompositions:

  • 3 + 123419 = 123422
  • 43 + 123379 = 123422
  • 163 + 123259 = 123422
  • 193 + 123229 = 123422
  • 331 + 123091 = 123422
  • 373 + 123049 = 123422
  • 421 + 123001 = 123422
  • 661 + 122761 = 123422

Showing the first eight; more decompositions exist.

Hex color
#01E21E
RGB(1, 226, 30)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.226.30.

Address
0.1.226.30
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.226.30

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 123,422 and was likely granted around 1871.

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.