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1,031,997

1,031,997 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.).

1,031,997 (one million thirty-one thousand nine hundred ninety-seven) is an odd 7-digit number. It is a composite number with 8 divisors, and factors as 3 × 419 × 821. Written other ways, in hexadecimal, 0xFBF3D.

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

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
30
Digit product
0
Digital root
3
Palindrome
No
Bit width
20 bits
Reversed
7,991,301
Recamán's sequence
a(381,937) = 1,031,997
Square (n²)
1,065,017,808,009
Cube (n³)
1,099,095,182,811,863,973
Divisor count
8
σ(n) — sum of divisors
1,380,960
φ(n) — Euler's totient
685,520
Sum of prime factors
1,243

Primality

Prime factorization: 3 × 419 × 821

Nearest primes: 1,031,981 (−16) · 1,031,999 (+2)

Divisors & multiples

All divisors (8)
1 · 3 · 419 · 821 · 1257 · 2463 · 343999 · 1031997
Aliquot sum (sum of proper divisors): 348,963
Factor pairs (a × b = 1,031,997)
1 × 1031997
3 × 343999
419 × 2463
821 × 1257
First multiples
1,031,997 · 2,063,994 (double) · 3,095,991 · 4,127,988 · 5,159,985 · 6,191,982 · 7,223,979 · 8,255,976 · 9,287,973 · 10,319,970

Sums & aliquot sequence

As consecutive integers: 515,998 + 515,999 343,998 + 343,999 + 344,000 171,997 + 171,998 + 171,999 + 172,000 + 172,001 + 172,002 2,254 + 2,255 + … + 2,672
Aliquot sequence: 1,031,997 348,963 119,085 83,091 27,701 1 0 — terminates at zero

Continued fraction of √n

√1,031,997 = [1015; (1, 6, 1, 5, 2, 4, 1, 71, 1, 2, 1, 12, 1, 46, 3, 10, 28, 1, 1, 12, 2, 3, 5, 5, …)]

Representations

In words
one million thirty-one thousand nine hundred ninety-seven
Ordinal
1031997th
Binary
11111011111100111101
Octal
3737475
Hexadecimal
0xFBF3D
Base64
D789
One's complement
4,293,935,298 (32-bit)
Scientific notation
1.031997 × 10⁶
As a duration
1,031,997 s = 11 days, 22 hours, 39 minutes, 57 seconds
In other bases
ternary (3) 1221102122010
quaternary (4) 3323330331
quinary (5) 231010442
senary (6) 34041433
septenary (7) 11525511
nonary (9) 1842563
undecimal (11) 64539a
duodecimal (12) 419279
tridecimal (13) 2a1965
tetradecimal (14) 1cc141
pentadecimal (15) 155b9c

As an angle

1,031,997° = 2,866 × 360° + 237°
237° ≈ 4.136 rad
Compass bearing: WSW (west-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零三萬一千九百九十七
Chinese (financial)
壹佰零參萬壹仟玖佰玖拾柒
In other modern scripts
Eastern Arabic ١٠٣١٩٩٧ Devanagari १०३१९९७ Bengali ১০৩১৯৯৭ Tamil ௧௦௩௧௯௯௭ Thai ๑๐๓๑๙๙๗ Tibetan ༡༠༣༡༩༩༧ Khmer ១០៣១៩៩៧ Lao ໑໐໓໑໙໙໗ Burmese ၁၀၃၁၉၉၇

Also seen as

Hex color
#0FBF3D
RGB(15, 191, 61)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.191.61.

Address
0.15.191.61
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.191.61

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

Possible date

Could be parsed as a date. Most likely interpretation: Friday, January 3, 1997 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1997-03-01 (DMMYYYY (Euro, single-digit day))
  • 1997-10-03 (MMDYYYY (US, single-digit day))
  • 1997-03-10 (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 1,031,997 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