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1,006,609

1,006,609 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.).

1,006,609 (one million six thousand six hundred nine) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF5C11.

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

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
22
Digit product
0
Digital root
4
Palindrome
No
Bit width
20 bits
Reversed
9,066,001
Flips to (rotate 180°)
6,099,001
Square (n²)
1,013,261,678,881
Cube (n³)
1,019,958,325,316,724,529
Divisor count
2
σ(n) — sum of divisors
1,006,610
φ(n) — Euler's totient
1,006,608

Primality

1,006,609 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1006609
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,006,609)
1 × 1006609
First multiples
1,006,609 · 2,013,218 (double) · 3,019,827 · 4,026,436 · 5,033,045 · 6,039,654 · 7,046,263 · 8,052,872 · 9,059,481 · 10,066,090

Sums & aliquot sequence

As a sum of two squares: 672² + 745²
As consecutive integers: 503,304 + 503,305

Continued fraction of √n

√1,006,609 = [1003; (3, 2, 1, 9, 1, 11, 26, 1, 2, 27, 1, 1, 7, 3, 27, 5, 1, 14, 2, 14, 2, 1, 1, 1, …)]

Representations

In words
one million six thousand six hundred nine
Ordinal
1006609th
Binary
11110101110000010001
Octal
3656021
Hexadecimal
0xF5C11
Base64
D1wR
One's complement
4,293,960,686 (32-bit)
Scientific notation
1.006609 × 10⁶
As a duration
1,006,609 s = 11 days, 15 hours, 36 minutes, 49 seconds
In other bases
ternary (3) 1220010210211
quaternary (4) 3311300101
quinary (5) 224202414
senary (6) 33324121
septenary (7) 11361502
nonary (9) 1803724
undecimal (11) 62830a
duodecimal (12) 406641
tridecimal (13) 293236
tetradecimal (14) 1c2ba9
pentadecimal (15) 14d3c4

As an angle

1,006,609° = 2,796 × 360° + 49°
49° ≈ 0.855 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百萬六千六百零九
Chinese (financial)
壹佰萬陸仟陸佰零玖
In other modern scripts
Eastern Arabic ١٠٠٦٦٠٩ Devanagari १००६६०९ Bengali ১০০৬৬০৯ Tamil ௧௦௦௬௬௦௯ Thai ๑๐๐๖๖๐๙ Tibetan ༡༠༠༦༦༠༩ Khmer ១០០៦៦០៩ Lao ໑໐໐໖໖໐໙ Burmese ၁၀၀၆၆၀၉

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: cousin with 1006613.

Hex color
#0F5C11
RGB(15, 92, 17)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.92.17.

Address
0.15.92.17
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.92.17

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 1,006,609 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.