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101,621

101,621 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.).
Arithmetic Number Cube-Free Deficient Number Evil Number Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
11
Digit product
0
Digital root
2
Palindrome
No
Bit width
17 bits
Reversed
126,101
Square (n²)
10,326,827,641
Cube (n³)
1,049,422,551,706,061
Divisor count
4
σ(n) — sum of divisors
109,452
φ(n) — Euler's totient
93,792
Sum of prime factors
7,830

Primality

Prime factorization: 13 × 7817

Nearest primes: 101,611 (−10) · 101,627 (+6)

Divisors & multiples

All divisors (4)
1 · 13 · 7817 · 101621
Aliquot sum (sum of proper divisors): 7,831
Factor pairs (a × b = 101,621)
1 × 101621
13 × 7817
First multiples
101,621 · 203,242 (double) · 304,863 · 406,484 · 508,105 · 609,726 · 711,347 · 812,968 · 914,589 · 1,016,210

Sums & aliquot sequence

As a sum of two squares: 55² + 314² = 70² + 311²
As consecutive integers: 50,810 + 50,811 7,811 + 7,812 + … + 7,823 3,896 + 3,897 + … + 3,921
Aliquot sequence: 101,621 7,831 233 1 0 — terminates at zero

Continued fraction of √n

√101,621 = [318; (1, 3, 1, 1, 3, 1, 636)]

Period length 7 — the block in parentheses repeats forever.

Representations

In words
one hundred one thousand six hundred twenty-one
Ordinal
101621st
Binary
11000110011110101
Octal
306365
Hexadecimal
0x18CF5
Base64
AYz1
One's complement
4,294,865,674 (32-bit)
Scientific notation
1.01621 × 10⁵
As a duration
101,621 s = 1 day, 4 hours, 13 minutes, 41 seconds
In other bases
ternary (3) 12011101202
quaternary (4) 120303311
quinary (5) 11222441
senary (6) 2102245
septenary (7) 602162
nonary (9) 164352
undecimal (11) 6a393
duodecimal (12) 4a985
tridecimal (13) 37340
tetradecimal (14) 29069
pentadecimal (15) 2019b

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓆐𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺
Greek (Milesian)
͵ραχκαʹ
Mayan (base 20)
𝋬·𝋮·𝋡·𝋡
Chinese
一十萬一千六百二十一
Chinese (financial)
壹拾萬壹仟陸佰貳拾壹
In other modern scripts
Eastern Arabic ١٠١٦٢١ Devanagari १०१६२१ Bengali ১০১৬২১ Tamil ௧௦௧௬௨௧ Thai ๑๐๑๖๒๑ Tibetan ༡༠༡༦༢༡ Khmer ១០១៦២១ Lao ໑໐໑໖໒໑ Burmese ၁၀၁၆၂၁

Also seen as

Hex color
#018CF5
RGB(1, 140, 245)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.140.245.

Address
0.1.140.245
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.140.245

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 101,621 and was likely granted around 1870.

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