Live analysis

1,018,801

1,018,801 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.).

1,018,801 (one million eighteen thousand eight hundred one) is an odd 7-digit number. It is a composite number with 4 divisors, and factors as 7 × 145,543. Written other ways, in hexadecimal, 0xF8BB1.

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

Interestingness

★ ★ ★ ☆ ☆

5 notable facts · grade C

1,018,789 1,018,790 1,018,791 1,018,792 1,018,793 1,018,794 1,018,795 1,018,796 1,018,797 1,018,798 1,018,799 1,018,800 1,018,801 1,018,802 1,018,803 1,018,804 1,018,805 1,018,806 1,018,807 1,018,808 1,018,809 1,018,810 1,018,811 1,018,812 1,018,813

less more

Properties

Parity: Odd
Digit count: 7
Digit sum: 19
Digit product: 0
Digital root: 1
Palindrome: No
Bit width: 20 bits
Reversed: 1,088,101
Flips to (rotate 180°): 1,088,101
Square (n²): 1,037,955,477,601
Cube (n³): 1,057,470,078,535,376,401
Divisor count: 4
σ(n) — sum of divisors: 1,164,352
φ(n) — Euler's totient: 873,252
Sum of prime factors: 145,550

Primality

Prime factorization: 7 × 145543

Nearest primes: 1,018,789 (−12) · 1,018,807 (+6)

Divisors & multiples

All divisors (4)

1 · 7 · 145543 · 1018801

Aliquot sum (sum of proper divisors): 145,551

Factor pairs (a × b = 1,018,801)

1 × 1018801

7 × 145543

First multiples

1,018,801 · 2,037,602 (double) · 3,056,403 · 4,075,204 · 5,094,005 · 6,112,806 · 7,131,607 · 8,150,408 · 9,169,209 · 10,188,010

Sums & aliquot sequence

As consecutive integers: 509,400 + 509,401 145,540 + 145,541 + … + 145,546 72,765 + 72,766 + … + 72,778

Aliquot sequence: 1,018,801 → 145,551 → 84,849 → 28,287 → 18,513 → 12,609 → 6,111 → 4,081 → 1,103 → 1 → 0 — terminates at zero

Continued fraction of √n

√1,018,801 = [1009; (2, 1, 4, 12, 49, 6, 2, 4, 2, 17, 1, 1, 2, 1, 5, 1, 2, 3, 1, 5, 1, 8, 3, 1, …)]

Representations

In words: one million eighteen thousand eight hundred one
Ordinal: 1018801st
Binary: 11111000101110110001
Octal: 3705661
Hexadecimal: 0xF8BB1
Base64: D4ux
One's complement: 4,293,948,494 (32-bit)
Scientific notation: 1.018801 × 10⁶
As a duration: 1,018,801 s = 11 days, 19 hours, 1 second

In other bases

ternary (3) 1220202112101

quaternary (4) 3320232301

quinary (5) 230100201

senary (6) 33500401

septenary (7) 11442160

nonary (9) 1822471

undecimal (11) 636493

duodecimal (12) 411701

tridecimal (13) 298954

tetradecimal (14) 1c73d7

pentadecimal (15) 151d01

As an angle

1,018,801° = 2,830 × 360° + 1°

1° ≈ 0.017 rad

Compass bearing: N (north)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 · 𒁹
Egyptian hieroglyphic: 𓁨𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓏺
Chinese: 一百零一萬八千八百零一
Chinese (financial): 壹佰零壹萬捌仟捌佰零壹

In other modern scripts

Eastern Arabic ١٠١٨٨٠١ Devanagari १०१८८०१ Bengali ১০১৮৮০১ Tamil ௧௦௧௮௮௦௧ Thai ๑๐๑๘๘๐๑ Tibetan ༡༠༡༨༨༠༡ Khmer ១០១៨៨០១ Lao ໑໐໑໘໘໐໑ Burmese ၁၀၁၈၈၀၁

Also seen as

Hex color

#0F8BB1

RGB(15, 139, 177)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.139.177.

Address: 0.15.139.177
Class: reserved
IPv4-mapped IPv6: ::ffff:0.15.139.177

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 1, 8801 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)

8801-10-01 (MMDYYYY (US, single-digit day))
8801-01-10 (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 1,018,801 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 US1,018,801 on Google Patents ↗ Look up on USPTO ↗