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998,111

998,111 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.).

998,111 (nine hundred ninety-eight thousand one hundred eleven) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF3ADF.

Arithmetic Number Chen Prime Cube-Free Deficient Number Flippable Odious Number Prime Sexy Prime Sophie Germain Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
29
Digit product
648
Digital root
2
Palindrome
No
Bit width
20 bits
Reversed
111,899
Flips to (rotate 180°)
111,866
Square (n²)
996,225,568,321
Cube (n³)
994,343,698,222,441,631
Divisor count
2
σ(n) — sum of divisors
998,112
φ(n) — Euler's totient
998,110

Primality

998,111 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 998111
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 998,111)
1 × 998111
First multiples
998,111 · 1,996,222 (double) · 2,994,333 · 3,992,444 · 4,990,555 · 5,988,666 · 6,986,777 · 7,984,888 · 8,982,999 · 9,981,110

Sums & aliquot sequence

As consecutive integers: 499,055 + 499,056

Continued fraction of √n

√998,111 = [999; (18, 6, 10, 1, 4, 2, 1, 3, 3, 1, 4, 1, 16, 1, 1, 4, 1, 2, 12, 3, 2, 3, 9, 2, …)]

Representations

In words
nine hundred ninety-eight thousand one hundred eleven
Ordinal
998111th
Binary
11110011101011011111
Octal
3635337
Hexadecimal
0xF3ADF
Base64
Dzrf
One's complement
4,293,969,184 (32-bit)
Scientific notation
9.98111 × 10⁵
As a duration
998,111 s = 11 days, 13 hours, 15 minutes, 11 seconds
In other bases
ternary (3) 1212201011002
quaternary (4) 3303223133
quinary (5) 223414421
senary (6) 33220515
septenary (7) 11324642
nonary (9) 1781132
undecimal (11) 621994
duodecimal (12) 40173b
tridecimal (13) 28c3ca
tetradecimal (14) 1bda59
pentadecimal (15) 14ab0b

As an angle

998,111° = 2,772 × 360° + 191°
191° ≈ 3.334 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒁹
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓏺
Greek (Milesian)
͵ϡϟηριαʹ
Chinese
九十九萬八千一百一十一
Chinese (financial)
玖拾玖萬捌仟壹佰壹拾壹
In other modern scripts
Eastern Arabic ٩٩٨١١١ Devanagari ९९८१११ Bengali ৯৯৮১১১ Tamil ௯௯௮௧௧௧ Thai ๙๙๘๑๑๑ Tibetan ༩༩༨༡༡༡ Khmer ៩៩៨១១១ Lao ໙໙໘໑໑໑ Burmese ၉၉၈၁၁၁

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: sexy with 998117.

Hex color
#0F3ADF
RGB(15, 58, 223)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.58.223.

Address
0.15.58.223
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.58.223

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 998,111 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.