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1,010,491

1,010,491 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.).

1,010,491 (one million ten thousand four hundred ninety-one) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF6B3B.

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

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
16
Digit product
0
Digital root
7
Palindrome
No
Bit width
20 bits
Reversed
1,940,101
Square (n²)
1,021,092,061,081
Cube (n³)
1,031,804,337,893,800,771
Divisor count
2
σ(n) — sum of divisors
1,010,492
φ(n) — Euler's totient
1,010,490

Primality

1,010,491 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1010491
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,010,491)
1 × 1010491
First multiples
1,010,491 · 2,020,982 (double) · 3,031,473 · 4,041,964 · 5,052,455 · 6,062,946 · 7,073,437 · 8,083,928 · 9,094,419 · 10,104,910

Sums & aliquot sequence

As consecutive integers: 505,245 + 505,246

Continued fraction of √n

√1,010,491 = [1005; (4, 3, 5, 2, 1, 4, 3, 17, 1, 28, 5, 4, 1, 1, 1, 11, 1, 1, 5, 1, 1, 1, 2, 5, …)]

Representations

In words
one million ten thousand four hundred ninety-one
Ordinal
1010491st
Binary
11110110101100111011
Octal
3665473
Hexadecimal
0xF6B3B
Base64
D2s7
One's complement
4,293,956,804 (32-bit)
Scientific notation
1.010491 × 10⁶
As a duration
1,010,491 s = 11 days, 16 hours, 41 minutes, 31 seconds
In other bases
ternary (3) 1220100010121
quaternary (4) 3312230323
quinary (5) 224313431
senary (6) 33354111
septenary (7) 11406016
nonary (9) 1810117
undecimal (11) 630219
duodecimal (12) 408937
tridecimal (13) 294c31
tetradecimal (14) 1c437d
pentadecimal (15) 14e611

As an angle

1,010,491° = 2,806 × 360° + 331°
331° ≈ 5.777 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Chinese
一百零一萬零四百九十一
Chinese (financial)
壹佰零壹萬零肆佰玖拾壹
In other modern scripts
Eastern Arabic ١٠١٠٤٩١ Devanagari १०१०४९१ Bengali ১০১০৪৯১ Tamil ௧௦௧௦௪௯௧ Thai ๑๐๑๐๔๙๑ Tibetan ༡༠༡༠༤༩༡ Khmer ១០១០៤៩១ Lao ໑໐໑໐໔໙໑ Burmese ၁၀၁၀၄၉၁

Also seen as

Prime neighborhood

Adjacent primes:

Hex color
#0F6B3B
RGB(15, 107, 59)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.107.59.

Address
0.15.107.59
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.107.59

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 1, 0491 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 0491-10-01 (MMDYYYY (US, single-digit day))
  • 0491-01-10 (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 1,010,491 and was likely granted around 1911.

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

Related reading

  • Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
  • Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.