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1,031,989

1,031,989 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.).

1,031,989 (one million thirty-one thousand nine hundred eighty-nine) is an odd 7-digit number. It is a composite number with 6 divisors, and factors as 7² × 21,061. Written other ways, in hexadecimal, 0xFBF35.

Arithmetic Number Cube-Free Deficient Number Odious Number Recamán's Sequence Self Number

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
31
Digit product
0
Digital root
4
Palindrome
No
Bit width
20 bits
Reversed
9,891,301
Recamán's sequence
a(381,953) = 1,031,989
Square (n²)
1,065,001,296,121
Cube (n³)
1,099,069,622,582,614,669
Divisor count
6
σ(n) — sum of divisors
1,200,534
φ(n) — Euler's totient
884,520
Sum of prime factors
21,075

Primality

Prime factorization: 7 2 × 21061

Nearest primes: 1,031,981 (−8) · 1,031,999 (+10)

Divisors & multiples

All divisors (6)
1 · 7 · 49 · 21061 · 147427 · 1031989
Aliquot sum (sum of proper divisors): 168,545
Factor pairs (a × b = 1,031,989)
1 × 1031989
7 × 147427
49 × 21061
First multiples
1,031,989 · 2,063,978 (double) · 3,095,967 · 4,127,956 · 5,159,945 · 6,191,934 · 7,223,923 · 8,255,912 · 9,287,901 · 10,319,890

Sums & aliquot sequence

As a sum of two squares: 42² + 1,015²
As consecutive integers: 515,994 + 515,995 147,424 + 147,425 + … + 147,430 73,707 + 73,708 + … + 73,720 21,037 + 21,038 + … + 21,085
Aliquot sequence: 1,031,989 168,545 49,351 2,921 151 1 0 — terminates at zero

Continued fraction of √n

√1,031,989 = [1015; (1, 6, 1, 1, 1, 1, 3, 2, 2, 18, 1, 1, 2, 1, 2, 3, 2, 1, 1, 6, 3, 2, 1, 3, …)]

Representations

In words
one million thirty-one thousand nine hundred eighty-nine
Ordinal
1031989th
Binary
11111011111100110101
Octal
3737465
Hexadecimal
0xFBF35
Base64
D781
One's complement
4,293,935,306 (32-bit)
Scientific notation
1.031989 × 10⁶
As a duration
1,031,989 s = 11 days, 22 hours, 39 minutes, 49 seconds
In other bases
ternary (3) 1221102121211
quaternary (4) 3323330311
quinary (5) 231010424
senary (6) 34041421
septenary (7) 11525500
nonary (9) 1842554
undecimal (11) 645392
duodecimal (12) 419271
tridecimal (13) 2a195a
tetradecimal (14) 1cc137
pentadecimal (15) 155b94

As an angle

1,031,989° = 2,866 × 360° + 229°
229° ≈ 3.997 rad
Compass bearing: SW (southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零三萬一千九百八十九
Chinese (financial)
壹佰零參萬壹仟玖佰捌拾玖
In other modern scripts
Eastern Arabic ١٠٣١٩٨٩ Devanagari १०३१९८९ Bengali ১০৩১৯৮৯ Tamil ௧௦௩௧௯௮௯ Thai ๑๐๓๑๙๘๙ Tibetan ༡༠༣༡༩༨༩ Khmer ១០៣១៩៨៩ Lao ໑໐໓໑໙໘໙ Burmese ၁၀၃၁၉၈၉

Also seen as

Hex color
#0FBF35
RGB(15, 191, 53)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.191.53.

Address
0.15.191.53
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.191.53

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 3, 1989 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1989-03-01 (DMMYYYY (Euro, single-digit day))
  • 1989-10-03 (MMDYYYY (US, single-digit day))
  • 1989-03-10 (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 1,031,989 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