Live analysis

1,018,999

1,018,999 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.).

1,018,999 (one million eighteen thousand nine hundred ninety-nine) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF8C77.

Arithmetic Number Cube-Free Deficient Number Flippable Odious Number Pernicious Number Prime Sexy Prime Squarefree

Interestingness

★ ★ ★ ★ ☆

6 notable facts · grade B

1,018,987 1,018,988 1,018,989 1,018,990 1,018,991 1,018,992 1,018,993 1,018,994 1,018,995 1,018,996 1,018,997 1,018,998 1,018,999 1,019,000 1,019,001 1,019,002 1,019,003 1,019,004 1,019,005 1,019,006 1,019,007 1,019,008 1,019,009 1,019,010 1,019,011

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Properties

Parity: Odd
Digit count: 7
Digit sum: 37
Digit product: 0
Digital root: 1
Palindrome: No
Bit width: 20 bits
Reversed: 9,998,101
Flips to (rotate 180°): 6,668,101
Square (n²): 1,038,358,962,001
Cube (n³): 1,058,086,743,920,056,999
Divisor count: 2
σ(n) — sum of divisors: 1,019,000
φ(n) — Euler's totient: 1,018,998

Primality

1,018,999 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)

1 · 1018999

Aliquot sum (sum of proper divisors): 1

Factor pairs (a × b = 1,018,999)

1 × 1018999

First multiples

1,018,999 · 2,037,998 (double) · 3,056,997 · 4,075,996 · 5,094,995 · 6,113,994 · 7,132,993 · 8,151,992 · 9,170,991 · 10,189,990

Sums & aliquot sequence

As consecutive integers: 509,499 + 509,500

Continued fraction of √n

√1,018,999 = [1009; (2, 5, 31, 1, 6, 2, 1, 2, 6, 27, 2, 403, 3, 2, 3, 2, 5, 1, 35, 1, 6, 3, 2, 5, …)]

Representations

In words: one million eighteen thousand nine hundred ninety-nine
Ordinal: 1018999th
Binary: 11111000110001110111
Octal: 3706167
Hexadecimal: 0xF8C77
Base64: D4x3
One's complement: 4,293,948,296 (32-bit)
Scientific notation: 1.018999 × 10⁶
As a duration: 1,018,999 s = 11 days, 19 hours, 3 minutes, 19 seconds

In other bases

ternary (3) 1220202210201

quaternary (4) 3320301313

quinary (5) 230101444

senary (6) 33501331

septenary (7) 11442562

nonary (9) 1822721

undecimal (11) 636653

duodecimal (12) 411847

tridecimal (13) 298a77

tetradecimal (14) 1c74d9

pentadecimal (15) 151dd4

As an angle

1,018,999° = 2,830 × 360° + 199°

199° ≈ 3.473 rad

Compass bearing: SSW (south-southwest)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓁨𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese: 一百零一萬八千九百九十九
Chinese (financial): 壹佰零壹萬捌仟玖佰玖拾玖

In other modern scripts

Eastern Arabic ١٠١٨٩٩٩ Devanagari १०१८९९९ Bengali ১০১৮৯৯৯ Tamil ௧௦௧௮௯௯௯ Thai ๑๐๑๘๙๙๙ Tibetan ༡༠༡༨༩༩༩ Khmer ១០១៨៩៩៩ Lao ໑໐໑໘໙໙໙ Burmese ၁၀၁၈၉၉၉

Also seen as

Prime neighborhood

Adjacent primes:

Previous prime: 1,018,993 (gap of 6)
Next prime: 1,019,023 (gap of 24)

Pair status: sexy with 1018993.

Hex color

#0F8C77

RGB(15, 140, 119)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.140.119.

Address: 0.15.140.119
Class: reserved
IPv4-mapped IPv6: ::ffff:0.15.140.119

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 1, 8999 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)

8999-10-01 (MMDYYYY (US, single-digit day))
8999-01-10 (DDMYYYY (Euro, single-digit month))

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 1,018,999 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 US1,018,999 on Google Patents ↗ Look up on USPTO ↗