Live analysis

998,999

998,999 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.).

998,999 (nine hundred ninety-eight thousand nine hundred ninety-nine) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 179 × 5,581. Written other ways, in hexadecimal, 0xF3E57.

Arithmetic Number Cube-Free Deficient Number Evil Number Flippable Happy Number Self Number Semiprime Squarefree

Interestingness

★ ★ ★ ★ ☆

7 notable facts · grade B

998,987 998,988 998,989 998,990 998,991 998,992 998,993 998,994 998,995 998,996 998,997 998,998 998,999 999,000 999,001 999,002 999,003 999,004 999,005 999,006 999,007 999,008 999,009 999,010 999,011

less more

Properties

Parity: Odd
Digit count: 6
Digit sum: 53
Digit product: 472,392
Digital root: 8
Palindrome: No
Bit width: 20 bits
Reversed: 999,899
Flips to (rotate 180°): 666,866
Square (n²): 997,999,002,001
Cube (n³): 997,000,004,999,996,999
Divisor count: 4
σ(n) — sum of divisors: 1,004,760
φ(n) — Euler's totient: 993,240
Sum of prime factors: 5,760

Primality

Prime factorization: 179 × 5581

Nearest primes: 998,989 (−10) · 999,007 (+8)

Divisors & multiples

All divisors (4)

1 · 179 · 5581 · 998999

Aliquot sum (sum of proper divisors): 5,761

Factor pairs (a × b = 998,999)

1 × 998999

179 × 5581

First multiples

998,999 · 1,997,998 (double) · 2,996,997 · 3,995,996 · 4,994,995 · 5,993,994 · 6,992,993 · 7,991,992 · 8,990,991 · 9,989,990

Sums & aliquot sequence

As consecutive integers: 499,499 + 499,500 5,492 + 5,493 + … + 5,670 2,612 + 2,613 + … + 2,969

Aliquot sequence: 998,999 → 5,761 → 831 → 281 → 1 → 0 — terminates at zero

Continued fraction of √n

√998,999 = [999; (2, 399, 3, 2, 1, 79, 3, 1, 5, 1, 1, 15, 2, 4, 1, 2, 2, 2, 1, 2, 2, 25, 1, 1, …)]

Representations

In words: nine hundred ninety-eight thousand nine hundred ninety-nine
Ordinal: 998999th
Binary: 11110011111001010111
Octal: 3637127
Hexadecimal: 0xF3E57
Base64: Dz5X
One's complement: 4,293,968,296 (32-bit)
Scientific notation: 9.98999 × 10⁵
As a duration: 998,999 s = 11 days, 13 hours, 29 minutes, 59 seconds

In other bases

ternary (3) 1212202100222

quaternary (4) 3303321113

quinary (5) 223431444

senary (6) 33224555

septenary (7) 11330351

nonary (9) 1782328

undecimal (11) 622621

duodecimal (12) 40215b

tridecimal (13) 28c931

tetradecimal (14) 1c00d1

pentadecimal (15) 14aeee

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian): ͵ϡϟηϡϟθʹ
Chinese: 九十九萬八千九百九十九
Chinese (financial): 玖拾玖萬捌仟玖佰玖拾玖

In other modern scripts

Eastern Arabic ٩٩٨٩٩٩ Devanagari ९९८९९९ Bengali ৯৯৮৯৯৯ Tamil ௯௯௮௯௯௯ Thai ๙๙๘๙๙๙ Tibetan ༩༩༨༩༩༩ Khmer ៩៩៨៩៩៩ Lao ໙໙໘໙໙໙ Burmese ၉၉၈၉၉၉

Also seen as

Hex color

#0F3E57

RGB(15, 62, 87)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.62.87.

Address: 0.15.62.87
Class: reserved
IPv4-mapped IPv6: ::ffff:0.15.62.87

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 998,999 and was likely granted around 1911.

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

Look up US998,999 on Google Patents ↗ Look up on USPTO ↗