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106,921

106,921 is a prime, 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.).
Deficient Number Prime Recamán's Sequence Squarefree

Properties

Parity
Odd
Digit count
6
Digit sum
19
Digital root
1
Palindrome
No
Bit width
17 bits
Reversed
129,601
Recamán's sequence
a(24,370) = 106,921
Square (n²)
11,432,100,241
Cube (n³)
1,222,331,589,867,961
Divisor count
2
σ(n) — sum of divisors
106,922

Primality

106,921 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 106921
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 106,921)
1 × 106921
First multiples
106,921 · 213,842 (double) · 320,763 · 427,684 · 534,605 · 641,526 · 748,447 · 855,368 · 962,289 · 1,069,210

Representations

In words
one hundred six thousand nine hundred twenty-one
Ordinal
106921st
Binary
11010000110101001
Octal
320651
Hexadecimal
0x1A1A9
Base64
AaGp
One's complement
4,294,860,374 (32-bit)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒁹
Egyptian hieroglyphic
𓆐𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺
Greek (Milesian)
͵ρϛϡκαʹ
Mayan (base 20)
𝋭·𝋧·𝋦·𝋡
Chinese
一十萬六千九百二十一
Chinese (financial)
壹拾萬陸仟玖佰貳拾壹
In other modern scripts
Eastern Arabic ١٠٦٩٢١ Devanagari १०६९२१ Bengali ১০৬৯২১ Tamil ௧௦௬௯௨௧ Thai ๑๐๖๙๒๑ Tibetan ༡༠༦༩༢༡ Khmer ១០៦៩២១ Lao ໑໐໖໙໒໑ Burmese ၁၀၆၉၂၁

Also seen as

Prime neighborhood

Adjacent primes:

Hex color
#01A1A9
RGB(1, 161, 169)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.1.161.169.

Address
0.1.161.169
Class
reserved
IPv4-mapped IPv6
::ffff:0.1.161.169

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 106,921 and was likely granted around 1870.

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

Position in π

The digit sequence 106921 first appears in π at position 592,979 of the decimal expansion (the 592,979ordinal-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.