Live analysis

1,004,987

1,004,987 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.).

1,004,987 (one million four thousand nine hundred eighty-seven) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF55BB.

Arithmetic Number Cube-Free Deficient Number Evil Number Prime Sexy Prime Squarefree

Interestingness

★ ★ ★ ☆ ☆

5 notable facts · grade C

1,004,975 1,004,976 1,004,977 1,004,978 1,004,979 1,004,980 1,004,981 1,004,982 1,004,983 1,004,984 1,004,985 1,004,986 1,004,987 1,004,988 1,004,989 1,004,990 1,004,991 1,004,992 1,004,993 1,004,994 1,004,995 1,004,996 1,004,997 1,004,998 1,004,999

less more

Properties

Parity: Odd
Digit count: 7
Digit sum: 29
Digit product: 0
Digital root: 2
Palindrome: No
Bit width: 20 bits
Reversed: 7,894,001
Square (n²): 1,009,998,870,169
Cube (n³): 1,015,035,734,534,532,803
Divisor count: 2
σ(n) — sum of divisors: 1,004,988
φ(n) — Euler's totient: 1,004,986

Primality

1,004,987 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)

1 · 1004987

Aliquot sum (sum of proper divisors): 1

Factor pairs (a × b = 1,004,987)

1 × 1004987

First multiples

1,004,987 · 2,009,974 (double) · 3,014,961 · 4,019,948 · 5,024,935 · 6,029,922 · 7,034,909 · 8,039,896 · 9,044,883 · 10,049,870

Sums & aliquot sequence

As consecutive integers: 502,493 + 502,494

Continued fraction of √n

√1,004,987 = [1002; (2, 25, 1, 1, 5, 1, 14, 1, 15, 1, 10, 3, 10, 2, 1, 1, 23, 1, 1, 3, 1, 1, 1, 12, …)]

Representations

In words: one million four thousand nine hundred eighty-seven
Ordinal: 1004987th
Binary: 11110101010110111011
Octal: 3652673
Hexadecimal: 0xF55BB
Base64: D1W7
One's complement: 4,293,962,308 (32-bit)
Scientific notation: 1.004987 × 10⁶
As a duration: 1,004,987 s = 11 days, 15 hours, 9 minutes, 47 seconds

In other bases

ternary (3) 1220001120202

quaternary (4) 3311112323

quinary (5) 224124422

senary (6) 33312415

septenary (7) 11353664

nonary (9) 1801522

undecimal (11) 627075

duodecimal (12) 40570b

tridecimal (13) 292589

tetradecimal (14) 1c236b

pentadecimal (15) 14cb92

As an angle

1,004,987° = 2,791 × 360° + 227°

227° ≈ 3.962 rad

Compass bearing: SW (southwest)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓁨𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese: 一百萬四千九百八十七
Chinese (financial): 壹佰萬肆仟玖佰捌拾柒

In other modern scripts

Eastern Arabic ١٠٠٤٩٨٧ Devanagari १००४९८७ Bengali ১০০৪৯৮৭ Tamil ௧௦௦௪௯௮௭ Thai ๑๐๐๔๙๘๗ Tibetan ༡༠༠༤༩༨༧ Khmer ១០០៤៩៨៧ Lao ໑໐໐໔໙໘໗ Burmese ၁၀၀၄၉၈၇

Also seen as

Prime neighborhood

Adjacent primes:

Previous prime: 1,004,981 (gap of 6)
Next prime: 1,005,007 (gap of 20)

Pair status: sexy with 1004981.

Hex color

#0F55BB

RGB(15, 85, 187)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.85.187.

Address: 0.15.85.187
Class: reserved
IPv4-mapped IPv6: ::ffff:0.15.85.187

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 1,004,987 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 US1,004,987 on Google Patents ↗ Look up on USPTO ↗