Live analysis

501,997

501,997 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.).

501,997 (five hundred one thousand nine hundred ninety-seven) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x7A8ED.

Arithmetic Number Cousin Prime Cube-Free Deficient Number Evil Number Prime Pythagorean Prime Squarefree

Interestingness

★ ★ ★ ★ ☆

6 notable facts · grade B

501,985 501,986 501,987 501,988 501,989 501,990 501,991 501,992 501,993 501,994 501,995 501,996 501,997 501,998 501,999 502,000 502,001 502,002 502,003 502,004 502,005 502,006 502,007 502,008 502,009

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Properties

Parity: Odd
Digit count: 6
Digit sum: 31
Digit product: 0
Digital root: 4
Palindrome: No
Bit width: 19 bits
Reversed: 799,105
Square (n²): 252,000,988,009
Cube (n³): 126,503,739,977,553,973
Divisor count: 2
σ(n) — sum of divisors: 501,998
φ(n) — Euler's totient: 501,996

Primality

501,997 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)

1 · 501997

Aliquot sum (sum of proper divisors): 1

Factor pairs (a × b = 501,997)

1 × 501997

First multiples

501,997 · 1,003,994 (double) · 1,505,991 · 2,007,988 · 2,509,985 · 3,011,982 · 3,513,979 · 4,015,976 · 4,517,973 · 5,019,970

Sums & aliquot sequence

As a sum of two squares: 291² + 646²

As consecutive integers: 250,998 + 250,999

Continued fraction of √n

√501,997 = [708; (1, 1, 13, 1, 4, 2, 1, 4, 6, 1, 2, 1, 2, 1, 10, 3, 1, 29, 2, 1, 1, 6, 18, 2, …)]

Representations

In words: five hundred one thousand nine hundred ninety-seven
Ordinal: 501997th
Binary: 1111010100011101101
Octal: 1724355
Hexadecimal: 0x7A8ED
Base64: B6jt
One's complement: 4,294,465,298 (32-bit)
Scientific notation: 5.01997 × 10⁵
As a duration: 501,997 s = 5 days, 19 hours, 26 minutes, 37 seconds

In other bases

ternary (3) 221111121111

quaternary (4) 1322203231

quinary (5) 112030442

senary (6) 14432021

septenary (7) 4160356

nonary (9) 844544

undecimal (11) 313181

duodecimal (12) 202611

tridecimal (13) 147652

tetradecimal (14) d0d2d

pentadecimal (15) 9db17

As an angle

501,997° = 1,394 × 360° + 157°

157° ≈ 2.74 rad

Compass bearing: SSE (south-southeast)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓆐𓆐𓆐𓆐𓆐𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian): ͵φαϡϟζʹ
Chinese: 五十萬一千九百九十七
Chinese (financial): 伍拾萬壹仟玖佰玖拾柒

In other modern scripts

Eastern Arabic ٥٠١٩٩٧ Devanagari ५०१९९७ Bengali ৫০১৯৯৭ Tamil ௫௦௧௯௯௭ Thai ๕๐๑๙๙๗ Tibetan ༥༠༡༩༩༧ Khmer ៥០១៩៩៧ Lao ໕໐໑໙໙໗ Burmese ၅၀၁၉၉၇

Also seen as

Prime neighborhood

Adjacent primes:

Previous prime: 501,971 (gap of 26)
Next prime: 502,001 (gap of 4)

Pair status: cousin with 502001.

Hex color

#07A8ED

RGB(7, 168, 237)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.7.168.237.

Address: 0.7.168.237
Class: reserved
IPv4-mapped IPv6: ::ffff:0.7.168.237

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 501,997 and was likely granted around 1893.

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

Look up US501,997 on Google Patents ↗ Look up on USPTO ↗