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1,042,997

1,042,997 is a prime, 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.).

1,042,997 (one million forty-two thousand nine hundred ninety-seven) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xFEA35.

Arithmetic Number Chen Prime Cube-Free Deficient Number Emirp Odious Number Pernicious Number Prime Pythagorean Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
32
Digit product
0
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
7,992,401
Square (n²)
1,087,842,742,009
Cube (n³)
1,134,616,716,387,160,973
Divisor count
2
σ(n) — sum of divisors
1,042,998
φ(n) — Euler's totient
1,042,996

Primality

1,042,997 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1042997
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,042,997)
1 × 1042997
First multiples
1,042,997 · 2,085,994 (double) · 3,128,991 · 4,171,988 · 5,214,985 · 6,257,982 · 7,300,979 · 8,343,976 · 9,386,973 · 10,429,970

Sums & aliquot sequence

As a sum of two squares: 646² + 791²
As consecutive integers: 521,498 + 521,499

Continued fraction of √n

√1,042,997 = [1021; (3, 1, 2, 16, 1, 4, 65, 1, 2, 5, 2, 1, 4, 1, 1, 2, 1, 2, 2, 1, 1, 1, 1, 1, …)]

Representations

In words
one million forty-two thousand nine hundred ninety-seven
Ordinal
1042997th
Binary
11111110101000110101
Octal
3765065
Hexadecimal
0xFEA35
Base64
D+o1
One's complement
4,293,924,298 (32-bit)
Scientific notation
1.042997 × 10⁶
As a duration
1,042,997 s = 12 days, 1 hour, 43 minutes, 17 seconds
In other bases
ternary (3) 1221222201112
quaternary (4) 3332220311
quinary (5) 231333442
senary (6) 34204405
septenary (7) 11602544
nonary (9) 1858645
undecimal (11) 65268a
duodecimal (12) 423705
tridecimal (13) 2a6977
tetradecimal (14) 1d215b
pentadecimal (15) 159082

As an angle

1,042,997° = 2,897 × 360° + 77°
77° ≈ 1.344 rad
Compass bearing: ENE (east-northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零四萬二千九百九十七
Chinese (financial)
壹佰零肆萬貳仟玖佰玖拾柒
In other modern scripts
Eastern Arabic ١٠٤٢٩٩٧ Devanagari १०४२९९७ Bengali ১০৪২৯৯৭ Tamil ௧௦௪௨௯௯௭ Thai ๑๐๔๒๙๙๗ Tibetan ༡༠༤༢༩༩༧ Khmer ១០៤២៩៩៧ Lao ໑໐໔໒໙໙໗ Burmese ၁၀၄၂၉၉၇

Also seen as

Prime neighborhood

Adjacent primes:

Hex color
#0FEA35
RGB(15, 234, 53)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.234.53.

Address
0.15.234.53
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.234.53

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

Possible date

Could be parsed as a date. Most likely interpretation: Wednesday, January 4, 2997 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 2997-04-01 (DMMYYYY (Euro, single-digit day))
  • 2997-10-04 (MMDYYYY (US, single-digit day))
  • 2997-04-10 (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 1,042,997 and was likely granted around 1912.

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

Position in π

The digit sequence 1042997 first appears in π at position 862,074 of the decimal expansion (the 862,074ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Related reading

  • Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
  • Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.