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123,201

123,201 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.).

123,201 (one hundred twenty-three thousand two hundred one) is an odd 6-digit number. It is a composite number with 21 divisors, and factors as 3⁶ × 13². It is a perfect square (351²). Written other ways, in hexadecimal, 0x1E141.

Deficient Number Frugal Number Happy Number Harshad / Niven Odious Number Perfect Square Pernicious Number Powerful Number

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
9
Digit product
0
Digital root
9
Palindrome
No
Bit width
17 bits
Reversed
102,321
Square (n²)
15,178,486,401
Cube (n³)
1,870,004,703,089,601
Square root (√n)
351
Divisor count
21
σ(n) — sum of divisors
200,019
φ(n) — Euler's totient
75,816
Sum of prime factors
44

Primality

Prime factorization: 3 6 × 13 2

Nearest primes: 123,191 (−10) · 123,203 (+2)

Divisors & multiples

All divisors (21)
1 · 3 · 9 · 13 · 27 · 39 · 81 · 117 · 169 · 243 · 351 · 507 · 729 · 1053 · 1521 · 3159 · 4563 · 9477 · 13689 · 41067 · 123201
Aliquot sum (sum of proper divisors): 76,818
Factor pairs (a × b = 123,201)
1 × 123201
3 × 41067
9 × 13689
13 × 9477
27 × 4563
39 × 3159
81 × 1521
117 × 1053
169 × 729
243 × 507
351 × 351
First multiples
123,201 · 246,402 (double) · 369,603 · 492,804 · 616,005 · 739,206 · 862,407 · 985,608 · 1,108,809 · 1,232,010

Sums & aliquot sequence

As a sum of two squares: 0² + 351² = 135² + 324²
As consecutive integers: 61,600 + 61,601 41,066 + 41,067 + 41,068 20,531 + 20,532 + 20,533 + 20,534 + 20,535 + 20,536 13,685 + 13,686 + … + 13,693
Aliquot sequence: 123,201 76,818 107,502 134,418 141,198 145,218 145,230 214,194 229,326 242,178 247,038 323,202 402,558 471,450 867,750 1,490,970 2,363,622 — unresolved within range

Representations

In words
one hundred twenty-three thousand two hundred one
Ordinal
123201st
Binary
11110000101000001
Octal
360501
Hexadecimal
0x1E141
Base64
AeFB
One's complement
4,294,844,094 (32-bit)
Scientific notation
1.23201 × 10⁵
As a duration
123,201 s = 1 day, 10 hours, 13 minutes, 21 seconds
In other bases
ternary (3) 20021000000
quaternary (4) 132011001
quinary (5) 12420301
senary (6) 2350213
septenary (7) 1022121
nonary (9) 207000
undecimal (11) 84621
duodecimal (12) 5b369
tridecimal (13) 44100
tetradecimal (14) 32c81
pentadecimal (15) 26786

As an angle

123,201° = 342 × 360° + 81°
81° ≈ 1.414 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹 𒌋𒌋𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓏺
Greek (Milesian)
͵ρκγσαʹ
Mayan (base 20)
𝋯·𝋨·𝋠·𝋡
Chinese
一十二萬三千二百零一
Chinese (financial)
壹拾貳萬參仟貳佰零壹
In other modern scripts
Eastern Arabic ١٢٣٢٠١ Devanagari १२३२०१ Bengali ১২৩২০১ Tamil ௧௨௩௨௦௧ Thai ๑๒๓๒๐๑ Tibetan ༡༢༣༢༠༡ Khmer ១២៣២០១ Lao ໑໒໓໒໐໑ Burmese ၁၂၃၂၀၁

Also seen as

Unicode codepoint
𞅁
Nyiakeng Puachue Hmong Digit One
U+1E141
Decimal digit (Nd)

UTF-8 encoding: F0 9E 85 81 (4 bytes).

Hex color
#01E141
RGB(1, 225, 65)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.225.65.

Address
0.1.225.65
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.225.65

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 123,201 and was likely granted around 1871.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Position in π

The digit sequence 123201 first appears in π at position 518,702 of the decimal expansion (the 518,702ordinal-suffix:nd 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°.