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1,022,427

1,022,427 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.).

1,022,427 (one million twenty-two thousand four hundred twenty-seven) is an odd 7-digit number. It is a composite number with 12 divisors, and factors as 3² × 7 × 16,229. Written other ways, in hexadecimal, 0xF99DB.

Arithmetic Number Cube-Free Deficient Number Evil Number Recamán's Sequence

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
18
Digit product
0
Digital root
9
Palindrome
No
Bit width
20 bits
Reversed
7,242,201
Recamán's sequence
a(371,473) = 1,022,427
Square (n²)
1,045,356,970,329
Cube (n³)
1,068,801,191,102,568,483
Divisor count
12
σ(n) — sum of divisors
1,687,920
φ(n) — Euler's totient
584,208
Sum of prime factors
16,242

Primality

Prime factorization: 3 2 × 7 × 16229

Nearest primes: 1,022,389 (−38) · 1,022,429 (+2)

Divisors & multiples

All divisors (12)
1 · 3 · 7 · 9 · 21 · 63 · 16229 · 48687 · 113603 · 146061 · 340809 · 1022427
Aliquot sum (sum of proper divisors): 665,493
Factor pairs (a × b = 1,022,427)
1 × 1022427
3 × 340809
7 × 146061
9 × 113603
21 × 48687
63 × 16229
First multiples
1,022,427 · 2,044,854 (double) · 3,067,281 · 4,089,708 · 5,112,135 · 6,134,562 · 7,156,989 · 8,179,416 · 9,201,843 · 10,224,270

Sums & aliquot sequence

As consecutive integers: 511,213 + 511,214 340,808 + 340,809 + 340,810 170,402 + 170,403 + 170,404 + 170,405 + 170,406 + 170,407 146,058 + 146,059 + … + 146,064
Aliquot sequence: 1,022,427 665,493 221,835 149,109 58,443 43,701 22,923 11,441 691 1 0 — terminates at zero

Continued fraction of √n

√1,022,427 = [1011; (6, 1, 1, 1, 1, 4, 5, 15, 1, 6, 16, 1, 5, 1, 2, 224, 2, 1, 5, 1, 16, 6, 1, 15, …)]

Period length 32 — the block in parentheses repeats forever.

Representations

In words
one million twenty-two thousand four hundred twenty-seven
Ordinal
1022427th
Binary
11111001100111011011
Octal
3714733
Hexadecimal
0xF99DB
Base64
D5nb
One's complement
4,293,944,868 (32-bit)
Scientific notation
1.022427 × 10⁶
As a duration
1,022,427 s = 11 days, 20 hours, 27 seconds
In other bases
ternary (3) 1220221111200
quaternary (4) 3321213123
quinary (5) 230204202
senary (6) 33525243
septenary (7) 11455560
nonary (9) 1827450
undecimal (11) 63918a
duodecimal (12) 413823
tridecimal (13) 29a4b3
tetradecimal (14) 1c8867
pentadecimal (15) 152e1c

As an angle

1,022,427° = 2,840 × 360° + 27°
27° ≈ 0.471 rad
Compass bearing: NNE (north-northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 · 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零二萬二千四百二十七
Chinese (financial)
壹佰零貳萬貳仟肆佰貳拾柒
In other modern scripts
Eastern Arabic ١٠٢٢٤٢٧ Devanagari १०२२४२७ Bengali ১০২২৪২৭ Tamil ௧௦௨௨௪௨௭ Thai ๑๐๒๒๔๒๗ Tibetan ༡༠༢༢༤༢༧ Khmer ១០២២៤២៧ Lao ໑໐໒໒໔໒໗ Burmese ၁၀၂၂၄၂၇

Also seen as

Hex color
#0F99DB
RGB(15, 153, 219)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.153.219.

Address
0.15.153.219
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.153.219

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 2, 2427 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 2427-02-01 (DMMYYYY (Euro, single-digit day))
  • 2427-10-02 (MMDYYYY (US, single-digit day))
  • 2427-02-10 (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 1,022,427 and was likely granted around 1912.

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

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