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999,101

999,101 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.).

999,101 (nine hundred ninety-nine thousand one hundred one) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF3EBD.

Arithmetic Number Cube-Free Deficient Number Emirp Flippable Odious Number Prime Pythagorean Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
29
Digit product
0
Digital root
2
Palindrome
No
Bit width
20 bits
Reversed
101,999
Flips to (rotate 180°)
101,666
Square (n²)
998,202,808,201
Cube (n³)
997,305,423,876,427,301
Divisor count
2
σ(n) — sum of divisors
999,102
φ(n) — Euler's totient
999,100

Primality

999,101 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 999101
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 999,101)
1 × 999101
First multiples
999,101 · 1,998,202 (double) · 2,997,303 · 3,996,404 · 4,995,505 · 5,994,606 · 6,993,707 · 7,992,808 · 8,991,909 · 9,991,010

Sums & aliquot sequence

As a sum of two squares: 485² + 874²
As consecutive integers: 499,550 + 499,551

Continued fraction of √n

√999,101 = [999; (1, 1, 4, 2, 5, 1, 4, 2, 5, 2, 2, 3, 1, 13, 4, 1, 5, 4, 1, 1, 2, 1, 3, 1, …)]

Representations

In words
nine hundred ninety-nine thousand one hundred one
Ordinal
999101st
Binary
11110011111010111101
Octal
3637275
Hexadecimal
0xF3EBD
Base64
Dz69
One's complement
4,293,968,194 (32-bit)
Scientific notation
9.99101 × 10⁵
As a duration
999,101 s = 11 days, 13 hours, 31 minutes, 41 seconds
In other bases
ternary (3) 1212202111202
quaternary (4) 3303322331
quinary (5) 223432401
senary (6) 33225245
septenary (7) 11330555
nonary (9) 1782452
undecimal (11) 622704
duodecimal (12) 402225
tridecimal (13) 28c9ac
tetradecimal (14) 1c0165
pentadecimal (15) 14b06b

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓏺
Greek (Milesian)
͵ϡϟθραʹ
Chinese
九十九萬九千一百零一
Chinese (financial)
玖拾玖萬玖仟壹佰零壹
In other modern scripts
Eastern Arabic ٩٩٩١٠١ Devanagari ९९९१०१ Bengali ৯৯৯১০১ Tamil ௯௯௯௧௦௧ Thai ๙๙๙๑๐๑ Tibetan ༩༩༩༡༠༡ Khmer ៩៩៩១០១ Lao ໙໙໙໑໐໑ Burmese ၉၉၉၁၀၁

Also seen as

Prime neighborhood

Adjacent primes:

Hex color
#0F3EBD
RGB(15, 62, 189)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.62.189.

Address
0.15.62.189
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.62.189

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 999,101 and was likely granted around 1911.

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

Related reading

  • Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
  • Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.