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1,028,121

1,028,121 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.).

1,028,121 (one million twenty-eight thousand one hundred twenty-one) is an odd 7-digit number. It is a composite number with 8 divisors, and factors as 3 × 83 × 4,129. Written other ways, in hexadecimal, 0xFB019.

Arithmetic Number Cube-Free Deficient Number Evil Number Self Number Sphenic Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
15
Digit product
0
Digital root
6
Palindrome
No
Bit width
20 bits
Reversed
1,218,201
Square (n²)
1,057,032,790,641
Cube (n³)
1,086,757,609,746,615,561
Divisor count
8
σ(n) — sum of divisors
1,387,680
φ(n) — Euler's totient
676,992
Sum of prime factors
4,215

Primality

Prime factorization: 3 × 83 × 4129

Nearest primes: 1,028,117 (−4) · 1,028,129 (+8)

Divisors & multiples

All divisors (8)
1 · 3 · 83 · 249 · 4129 · 12387 · 342707 · 1028121
Aliquot sum (sum of proper divisors): 359,559
Factor pairs (a × b = 1,028,121)
1 × 1028121
3 × 342707
83 × 12387
249 × 4129
First multiples
1,028,121 · 2,056,242 (double) · 3,084,363 · 4,112,484 · 5,140,605 · 6,168,726 · 7,196,847 · 8,224,968 · 9,253,089 · 10,281,210

Sums & aliquot sequence

As consecutive integers: 514,060 + 514,061 342,706 + 342,707 + 342,708 171,351 + 171,352 + 171,353 + 171,354 + 171,355 + 171,356 12,346 + 12,347 + … + 12,428
Aliquot sequence: 1,028,121 359,559 203,817 67,943 1 0 — terminates at zero

Continued fraction of √n

√1,028,121 = [1013; (1, 26, 25, 3, 4, 1, 7, 1, 1, 1, 3, 8, 7, 10, 2, 2, 1, 2, 4, 33, 63, 2, 1, 11, …)]

Representations

In words
one million twenty-eight thousand one hundred twenty-one
Ordinal
1028121st
Binary
11111011000000011001
Octal
3730031
Hexadecimal
0xFB019
Base64
D7AZ
One's complement
4,293,939,174 (32-bit)
Scientific notation
1.028121 × 10⁶
As a duration
1,028,121 s = 11 days, 21 hours, 35 minutes, 21 seconds
In other bases
ternary (3) 1221020022120
quaternary (4) 3323000121
quinary (5) 230344441
senary (6) 34011453
septenary (7) 11511303
nonary (9) 1836276
undecimal (11) 642496
duodecimal (12) 416b89
tridecimal (13) 29cc73
tetradecimal (14) 1ca973
pentadecimal (15) 154966

As an angle

1,028,121° = 2,855 × 360° + 321°
321° ≈ 5.603 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓏺
Chinese
一百零二萬八千一百二十一
Chinese (financial)
壹佰零貳萬捌仟壹佰貳拾壹
In other modern scripts
Eastern Arabic ١٠٢٨١٢١ Devanagari १०२८१२१ Bengali ১০২৮১২১ Tamil ௧௦௨௮௧௨௧ Thai ๑๐๒๘๑๒๑ Tibetan ༡༠༢༨༡༢༡ Khmer ១០២៨១២១ Lao ໑໐໒໘໑໒໑ Burmese ၁၀၂၈၁၂၁

Also seen as

Hex color
#0FB019
RGB(15, 176, 25)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.176.25.

Address
0.15.176.25
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.176.25

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 2, 8121 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 8121-02-01 (DMMYYYY (Euro, single-digit day))
  • 8121-10-02 (MMDYYYY (US, single-digit day))
  • 8121-02-10 (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 1,028,121 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