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1,024,091

1,024,091 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.).

1,024,091 (one million twenty-four thousand ninety-one) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xFA05B.

Arithmetic Number Chen Prime Cousin Prime Cube-Free Deficient Number Happy Number Odious Number Pernicious Number Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
17
Digit product
0
Digital root
8
Palindrome
No
Bit width
20 bits
Reversed
1,904,201
Square (n²)
1,048,762,376,281
Cube (n³)
1,074,028,110,687,985,571
Divisor count
2
σ(n) — sum of divisors
1,024,092
φ(n) — Euler's totient
1,024,090

Primality

1,024,091 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1024091
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,024,091)
1 × 1024091
First multiples
1,024,091 · 2,048,182 (double) · 3,072,273 · 4,096,364 · 5,120,455 · 6,144,546 · 7,168,637 · 8,192,728 · 9,216,819 · 10,240,910

Sums & aliquot sequence

As consecutive integers: 512,045 + 512,046

Continued fraction of √n

√1,024,091 = [1011; (1, 37, 5, 3, 5, 2, 1, 1, 2, 1, 12, 1, 2, 6, 1, 15, 3, 19, 1, 2, 2, 11, 1, 3, …)]

Representations

In words
one million twenty-four thousand ninety-one
Ordinal
1024091st
Binary
11111010000001011011
Octal
3720133
Hexadecimal
0xFA05B
Base64
D6Bb
One's complement
4,293,943,204 (32-bit)
Scientific notation
1.024091 × 10⁶
As a duration
1,024,091 s = 11 days, 20 hours, 28 minutes, 11 seconds
In other bases
ternary (3) 1221000210022
quaternary (4) 3322001123
quinary (5) 230232331
senary (6) 33541055
septenary (7) 11463455
nonary (9) 1830708
undecimal (11) 63a462
duodecimal (12) 41478b
tridecimal (13) 29b193
tetradecimal (14) 1c92d5
pentadecimal (15) 15367b

As an angle

1,024,091° = 2,844 × 360° + 251°
251° ≈ 4.381 rad
Compass bearing: WSW (west-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Chinese
一百零二萬四千零九十一
Chinese (financial)
壹佰零貳萬肆仟零玖拾壹
In other modern scripts
Eastern Arabic ١٠٢٤٠٩١ Devanagari १०२४०९१ Bengali ১০২৪০৯১ Tamil ௧௦௨௪௦௯௧ Thai ๑๐๒๔๐๙๑ Tibetan ༡༠༢༤༠༩༡ Khmer ១០២៤០៩១ Lao ໑໐໒໔໐໙໑ Burmese ၁၀၂၄၀၉၁

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: cousin with 1024087.

Hex color
#0FA05B
RGB(15, 160, 91)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.160.91.

Address
0.15.160.91
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.160.91

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 2, 4091 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 4091-02-01 (DMMYYYY (Euro, single-digit day))
  • 4091-10-02 (MMDYYYY (US, single-digit day))
  • 4091-02-10 (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 1,024,091 and was likely granted around 1912.

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

Position in π

The digit sequence 1024091 first appears in π at position 859,610 of the decimal expansion (the 859,610ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

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.