Live analysis

1,002,005

1,002,005 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.).

1,002,005 (one million two thousand five) is an odd 7-digit number. It is a composite number with 4 divisors, and factors as 5 × 200,401. Written other ways, in hexadecimal, 0xF4A15.

Arithmetic Number Cube-Free Deficient Number Evil Number Semiprime Squarefree

Interestingness

★ ★ ☆ ☆ ☆

4 notable facts · grade D

1,001,993 1,001,994 1,001,995 1,001,996 1,001,997 1,001,998 1,001,999 1,002,000 1,002,001 1,002,002 1,002,003 1,002,004 1,002,005 1,002,006 1,002,007 1,002,008 1,002,009 1,002,010 1,002,011 1,002,012 1,002,013 1,002,014 1,002,015 1,002,016 1,002,017

less more

Properties

Parity: Odd
Digit count: 7
Digit sum: 8
Digit product: 0
Digital root: 8
Palindrome: No
Bit width: 20 bits
Reversed: 5,002,001
Square (n²): 1,004,014,020,025
Cube (n³): 1,006,027,068,135,150,125
Divisor count: 4
σ(n) — sum of divisors: 1,202,412
φ(n) — Euler's totient: 801,600
Sum of prime factors: 200,406

Primality

Prime factorization: 5 × 200401

Nearest primes: 1,001,989 (−16) · 1,002,017 (+12)

Divisors & multiples

All divisors (4)

1 · 5 · 200401 · 1002005

Aliquot sum (sum of proper divisors): 200,407

Factor pairs (a × b = 1,002,005)

1 × 1002005

5 × 200401

First multiples

1,002,005 · 2,004,010 (double) · 3,006,015 · 4,008,020 · 5,010,025 · 6,012,030 · 7,014,035 · 8,016,040 · 9,018,045 · 10,020,050

Sums & aliquot sequence

As a sum of two squares: 2² + 1,001² = 599² + 802²

As consecutive integers: 501,002 + 501,003 200,399 + 200,400 + 200,401 + 200,402 + 200,403 100,196 + 100,197 + … + 100,205

Aliquot sequence: 1,002,005 → 200,407 → 1 → 0 — terminates at zero

Continued fraction of √n

√1,002,005 = [1001; (500, 1, 1, 500, 2002)]

Period length 5 — the block in parentheses repeats forever.

Representations

In words: one million two thousand five
Ordinal: 1002005th
Binary: 11110100101000010101
Octal: 3645025
Hexadecimal: 0xF4A15
Base64: D0oV
One's complement: 4,293,965,290 (32-bit)
Scientific notation: 1.002005 × 10⁶
As a duration: 1,002,005 s = 11 days, 14 hours, 20 minutes, 5 seconds

In other bases

ternary (3) 1212220111022

quaternary (4) 3310220111

quinary (5) 224031010

senary (6) 33250525

septenary (7) 11342204

nonary (9) 1786438

undecimal (11) 624904

duodecimal (12) 403a45

tridecimal (13) 291104

tetradecimal (14) 1c123b

pentadecimal (15) 14bd55

As an angle

1,002,005° = 2,783 × 360° + 125°

125° ≈ 2.182 rad

Compass bearing: SE (southeast)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋 𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓁨𓆼𓆼𓏺𓏺𓏺𓏺𓏺
Chinese: 一百萬二千零五
Chinese (financial): 壹佰萬貳仟零伍

In other modern scripts

Eastern Arabic ١٠٠٢٠٠٥ Devanagari १००२००५ Bengali ১০০২০০৫ Tamil ௧௦௦௨௦௦௫ Thai ๑๐๐๒๐๐๕ Tibetan ༡༠༠༢༠༠༥ Khmer ១០០២០០៥ Lao ໑໐໐໒໐໐໕ Burmese ၁၀၀၂၀၀၅

Also seen as

Hex color

#0F4A15

RGB(15, 74, 21)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.74.21.

Address: 0.15.74.21
Class: reserved
IPv4-mapped IPv6: ::ffff:0.15.74.21

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 1,002,005 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 US1,002,005 on Google Patents ↗ Look up on USPTO ↗