number.wiki
Live analysis

998,629

998,629 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.).

998,629 (nine hundred ninety-eight thousand six hundred twenty-nine) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF3CE5.

Arithmetic Number Cousin Prime Cube-Free Deficient Number Emirp Odious Number Pernicious Number Prime Pythagorean Prime Sexy Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
43
Digit product
69,984
Digital root
7
Palindrome
No
Bit width
20 bits
Reversed
926,899
Square (n²)
997,259,879,641
Cube (n³)
995,892,636,346,012,189
Divisor count
2
σ(n) — sum of divisors
998,630
φ(n) — Euler's totient
998,628

Primality

998,629 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 998629
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 998,629)
1 × 998629
First multiples
998,629 · 1,997,258 (double) · 2,995,887 · 3,994,516 · 4,993,145 · 5,991,774 · 6,990,403 · 7,989,032 · 8,987,661 · 9,986,290

Sums & aliquot sequence

As a sum of two squares: 210² + 977²
As consecutive integers: 499,314 + 499,315

Continued fraction of √n

√998,629 = [999; (3, 5, 2, 38, 1, 2, 1, 2, 1, 1, 1, 10, 5, 1, 9, 1, 5, 1, 3, 14, 60, 2, 43, 1, …)]

Representations

In words
nine hundred ninety-eight thousand six hundred twenty-nine
Ordinal
998629th
Binary
11110011110011100101
Octal
3636345
Hexadecimal
0xF3CE5
Base64
Dzzl
One's complement
4,293,968,666 (32-bit)
Scientific notation
9.98629 × 10⁵
As a duration
998,629 s = 11 days, 13 hours, 23 minutes, 49 seconds
In other bases
ternary (3) 1212201212021
quaternary (4) 3303303211
quinary (5) 223424004
senary (6) 33223141
septenary (7) 11326312
nonary (9) 1781767
undecimal (11) 622315
duodecimal (12) 401ab1
tridecimal (13) 28c708
tetradecimal (14) 1bdd09
pentadecimal (15) 14ad54

As an angle

998,629° = 2,773 × 360° + 349°
349° ≈ 6.091 rad

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ϡϟηχκθʹ
Chinese
九十九萬八千六百二十九
Chinese (financial)
玖拾玖萬捌仟陸佰貳拾玖
In other modern scripts
Eastern Arabic ٩٩٨٦٢٩ Devanagari ९९८६२९ Bengali ৯৯৮৬২৯ Tamil ௯௯௮௬௨௯ Thai ๙๙๘๖๒๙ Tibetan ༩༩༨༦༢༩ Khmer ៩៩៨៦២៩ Lao ໙໙໘໖໒໙ Burmese ၉၉၈၆၂၉

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: cousin with 998633, sexy with 998623.

Hex color
#0F3CE5
RGB(15, 60, 229)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.60.229.

Address
0.15.60.229
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.60.229

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 998,629 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.