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1,006,491

1,006,491 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.).

1,006,491 (one million six thousand four hundred ninety-one) is an odd 7-digit number. It is a composite number with 8 divisors, and factors as 3 × 113 × 2,969. Written other ways, in hexadecimal, 0xF5B9B.

Arithmetic Number Cube-Free Deficient Number Evil Number Sphenic Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
21
Digit product
0
Digital root
3
Palindrome
No
Bit width
20 bits
Reversed
1,946,001
Square (n²)
1,013,024,133,081
Cube (n³)
1,019,599,672,728,828,771
Divisor count
8
σ(n) — sum of divisors
1,354,320
φ(n) — Euler's totient
664,832
Sum of prime factors
3,085

Primality

Prime factorization: 3 × 113 × 2969

Nearest primes: 1,006,471 (−20) · 1,006,493 (+2)

Divisors & multiples

All divisors (8)
1 · 3 · 113 · 339 · 2969 · 8907 · 335497 · 1006491
Aliquot sum (sum of proper divisors): 347,829
Factor pairs (a × b = 1,006,491)
1 × 1006491
3 × 335497
113 × 8907
339 × 2969
First multiples
1,006,491 · 2,012,982 (double) · 3,019,473 · 4,025,964 · 5,032,455 · 6,038,946 · 7,045,437 · 8,051,928 · 9,058,419 · 10,064,910

Sums & aliquot sequence

As consecutive integers: 503,245 + 503,246 335,496 + 335,497 + 335,498 167,746 + 167,747 + 167,748 + 167,749 + 167,750 + 167,751 8,851 + 8,852 + … + 8,963
Aliquot sequence: 1,006,491 347,829 143,019 68,901 42,843 14,285 2,863 417 143 25 6 6 — reaches a perfect number

Continued fraction of √n

√1,006,491 = [1003; (4, 6, 6, 4, 2, 1, 7, 1, 2, 2, 1, 1, 1, 5, 3, 11, 1, 3, 2, 1, 1, 9, 1, 31, …)]

Representations

In words
one million six thousand four hundred ninety-one
Ordinal
1006491st
Binary
11110101101110011011
Octal
3655633
Hexadecimal
0xF5B9B
Base64
D1ub
One's complement
4,293,960,804 (32-bit)
Scientific notation
1.006491 × 10⁶
As a duration
1,006,491 s = 11 days, 15 hours, 34 minutes, 51 seconds
In other bases
ternary (3) 1220010122110
quaternary (4) 3311232123
quinary (5) 224201431
senary (6) 33323403
septenary (7) 11361243
nonary (9) 1803573
undecimal (11) 628212
duodecimal (12) 406563
tridecimal (13) 293175
tetradecimal (14) 1c2b23
pentadecimal (15) 14d346

As an angle

1,006,491° = 2,795 × 360° + 291°
291° ≈ 5.079 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Chinese
一百萬六千四百九十一
Chinese (financial)
壹佰萬陸仟肆佰玖拾壹
In other modern scripts
Eastern Arabic ١٠٠٦٤٩١ Devanagari १००६४९१ Bengali ১০০৬৪৯১ Tamil ௧௦௦௬௪௯௧ Thai ๑๐๐๖๔๙๑ Tibetan ༡༠༠༦༤༩༡ Khmer ១០០៦៤៩១ Lao ໑໐໐໖໔໙໑ Burmese ၁၀၀၆၄၉၁

Also seen as

Hex color
#0F5B9B
RGB(15, 91, 155)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.91.155.

Address
0.15.91.155
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.91.155

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 1,006,491 and was likely granted around 1911.

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

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