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1,061,591

1,061,591 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.).

1,061,591 (one million sixty-one thousand five 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, 0x1032D7.

Arithmetic Number Cube-Free Deficient Number Emirp Evil Number Prime Sexy Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
23
Digit product
0
Digital root
5
Palindrome
No
Bit width
21 bits
Reversed
1,951,601
Square (n²)
1,126,975,451,281
Cube (n³)
1,196,386,996,300,848,071
Divisor count
2
σ(n) — sum of divisors
1,061,592
φ(n) — Euler's totient
1,061,590

Primality

1,061,591 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1061591
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,061,591)
1 × 1061591
First multiples
1,061,591 · 2,123,182 (double) · 3,184,773 · 4,246,364 · 5,307,955 · 6,369,546 · 7,431,137 · 8,492,728 · 9,554,319 · 10,615,910

Sums & aliquot sequence

As consecutive integers: 530,795 + 530,796

Continued fraction of √n

√1,061,591 = [1030; (2, 1, 53, 1, 1, 3, 1, 1, 3, 5, 2, 2, 1, 18, 1, 2, 1, 2, 3, 4, 1, 1, 4, 2, …)]

Representations

In words
one million sixty-one thousand five hundred ninety-one
Ordinal
1061591st
Binary
100000011001011010111
Octal
4031327
Hexadecimal
0x1032D7
Base64
EDLX
One's complement
4,293,905,704 (32-bit)
Scientific notation
1.061591 × 10⁶
As a duration
1,061,591 s = 12 days, 6 hours, 53 minutes, 11 seconds
In other bases
ternary (3) 1222221020012
quaternary (4) 10003023113
quinary (5) 232432331
senary (6) 34430435
septenary (7) 12011006
nonary (9) 1887205
undecimal (11) 665653
duodecimal (12) 43241b
tridecimal (13) 2b227b
tetradecimal (14) 1d8c3d
pentadecimal (15) 15e82b

As an angle

1,061,591° = 2,948 × 360° + 311°
311° ≈ 5.428 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Chinese
一百零六萬一千五百九十一
Chinese (financial)
壹佰零陸萬壹仟伍佰玖拾壹
In other modern scripts
Eastern Arabic ١٠٦١٥٩١ Devanagari १०६१५९१ Bengali ১০৬১৫৯১ Tamil ௧௦௬௧௫௯௧ Thai ๑๐๖๑๕๙๑ Tibetan ༡༠༦༡༥༩༡ Khmer ១០៦១៥៩១ Lao ໑໐໖໑໕໙໑ Burmese ၁၀၆၁၅၉၁

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: sexy with 1061597.

Hex color
#1032D7
RGB(16, 50, 215)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.50.215.

Address
0.16.50.215
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.50.215

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 6, 1591 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1591-06-01 (DMMYYYY (Euro, single-digit day))
  • 1591-10-06 (MMDYYYY (US, single-digit day))
  • 1591-06-10 (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 1,061,591 and was likely granted around 1912.

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.