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1,009,361

1,009,361 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.).

1,009,361 (one million nine thousand three hundred sixty-one) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF66D1.

Arithmetic Number Chen Prime Cousin Prime Cube-Free Deficient Number Evil Number Prime Pythagorean Prime Recamán's Sequence Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
20
Digit product
0
Digital root
2
Palindrome
No
Bit width
20 bits
Reversed
1,639,001
Recamán's sequence
a(346,729) = 1,009,361
Square (n²)
1,018,809,628,321
Cube (n³)
1,028,346,705,251,712,881
Divisor count
2
σ(n) — sum of divisors
1,009,362
φ(n) — Euler's totient
1,009,360

Primality

1,009,361 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1009361
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,009,361)
1 × 1009361
First multiples
1,009,361 · 2,018,722 (double) · 3,028,083 · 4,037,444 · 5,046,805 · 6,056,166 · 7,065,527 · 8,074,888 · 9,084,249 · 10,093,610

Sums & aliquot sequence

As a sum of two squares: 545² + 844²
As consecutive integers: 504,680 + 504,681

Continued fraction of √n

√1,009,361 = [1004; (1, 2, 37, 1, 1, 2, 1, 2, 9, 1, 2, 9, 5, 1, 1, 1, 1, 29, 2, 1, 1, 1, 1, 3, …)]

Representations

In words
one million nine thousand three hundred sixty-one
Ordinal
1009361st
Binary
11110110011011010001
Octal
3663321
Hexadecimal
0xF66D1
Base64
D2bR
One's complement
4,293,957,934 (32-bit)
Scientific notation
1.009361 × 10⁶
As a duration
1,009,361 s = 11 days, 16 hours, 22 minutes, 41 seconds
In other bases
ternary (3) 1220021120202
quaternary (4) 3312123101
quinary (5) 224244421
senary (6) 33344545
septenary (7) 11402513
nonary (9) 1807522
undecimal (11) 62a391
duodecimal (12) 408155
tridecimal (13) 294572
tetradecimal (14) 1c3bb3
pentadecimal (15) 14e10b

As an angle

1,009,361° = 2,803 × 360° + 281°
281° ≈ 4.904 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Chinese
一百萬九千三百六十一
Chinese (financial)
壹佰萬玖仟參佰陸拾壹
In other modern scripts
Eastern Arabic ١٠٠٩٣٦١ Devanagari १००९३६१ Bengali ১০০৯৩৬১ Tamil ௧௦௦௯௩௬௧ Thai ๑๐๐๙๓๖๑ Tibetan ༡༠༠༩༣༦༡ Khmer ១០០៩៣៦១ Lao ໑໐໐໙໓໖໑ Burmese ၁၀၀၉၃၆၁

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: cousin with 1009357.

Hex color
#0F66D1
RGB(15, 102, 209)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.102.209.

Address
0.15.102.209
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.102.209

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 1,009,361 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.