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1,022,146

1,022,146 is a composite number, even.

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.).

1,022,146 (one million twenty-two thousand one hundred forty-six) is an even 7-digit number. It is a composite number with 8 divisors, and factors as 2 × 73 × 7,001. Written other ways, in hexadecimal, 0xF98C2.

Cube-Free Deficient Number Evil Number Recamán's Sequence Sphenic Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
16
Digit product
0
Digital root
7
Palindrome
No
Bit width
20 bits
Reversed
6,412,201
Recamán's sequence
a(372,035) = 1,022,146
Square (n²)
1,044,782,445,316
Cube (n³)
1,067,920,197,349,968,136
Divisor count
8
σ(n) — sum of divisors
1,554,444
φ(n) — Euler's totient
504,000
Sum of prime factors
7,076

Primality

Prime factorization: 2 × 73 × 7001

Nearest primes: 1,022,141 (−5) · 1,022,167 (+21)

Divisors & multiples

All divisors (8)
1 · 2 · 73 · 146 · 7001 · 14002 · 511073 (half) · 1022146
Aliquot sum (sum of proper divisors): 532,298
Factor pairs (a × b = 1,022,146)
1 × 1022146
2 × 511073
73 × 14002
146 × 7001
First multiples
1,022,146 · 2,044,292 (double) · 3,066,438 · 4,088,584 · 5,110,730 · 6,132,876 · 7,155,022 · 8,177,168 · 9,199,314 · 10,221,460

Sums & aliquot sequence

As a sum of two squares: 5² + 1,011² = 661² + 765²
As consecutive integers: 255,535 + 255,536 + 255,537 + 255,538 13,966 + 13,967 + … + 14,038 3,355 + 3,356 + … + 3,646
Aliquot sequence: 1,022,146 532,298 344,662 172,334 88,066 56,078 35,722 19,034 10,534 6,026 3,478 1,994 1,000 1,340 1,516 1,144 1,376 — unresolved within range

Continued fraction of √n

√1,022,146 = [1011; (80, 1, 7, 2, 1, 2, 1, 1, 4, 36, 1, 1, 4, 1, 35, 1, 17, 2, 2, 3, 1, 17, 1, 1, …)]

Representations

In words
one million twenty-two thousand one hundred forty-six
Ordinal
1022146th
Binary
11111001100011000010
Octal
3714302
Hexadecimal
0xF98C2
Base64
D5jC
One's complement
4,293,945,149 (32-bit)
Scientific notation
1.022146 × 10⁶
As a duration
1,022,146 s = 11 days, 19 hours, 55 minutes, 46 seconds
In other bases
ternary (3) 1220221010021
quaternary (4) 3321203002
quinary (5) 230202041
senary (6) 33524054
septenary (7) 11455006
nonary (9) 1827107
undecimal (11) 638a54
duodecimal (12) 41362a
tridecimal (13) 29a328
tetradecimal (14) 1c8706
pentadecimal (15) 152cd1

As an angle

1,022,146° = 2,839 × 360° + 106°
106° ≈ 1.85 rad
Compass bearing: ESE (east-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零二萬二千一百四十六
Chinese (financial)
壹佰零貳萬貳仟壹佰肆拾陸
In other modern scripts
Eastern Arabic ١٠٢٢١٤٦ Devanagari १०२२१४६ Bengali ১০২২১৪৬ Tamil ௧௦௨௨௧௪௬ Thai ๑๐๒๒๑๔๖ Tibetan ༡༠༢༢༡༤༦ Khmer ១០២២១៤៦ Lao ໑໐໒໒໑໔໖ Burmese ၁၀၂၂၁၄၆

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1022146, here are decompositions:

  • 5 + 1022141 = 1022146
  • 17 + 1022129 = 1022146
  • 23 + 1022123 = 1022146
  • 113 + 1022033 = 1022146
  • 173 + 1021973 = 1022146
  • 227 + 1021919 = 1022146
  • 239 + 1021907 = 1022146
  • 347 + 1021799 = 1022146

Showing the first eight; more decompositions exist.

Hex color
#0F98C2
RGB(15, 152, 194)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.152.194.

Address
0.15.152.194
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.152.194

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 2, 2146 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 2146-02-01 (DMMYYYY (Euro, single-digit day))
  • 2146-10-02 (MMDYYYY (US, single-digit day))
  • 2146-02-10 (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 1,022,146 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

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.