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998,843

998,843 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.).

998,843 (nine hundred ninety-eight thousand eight hundred forty-three) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF3DBB.

Arithmetic Number Cousin Prime Cube-Free Deficient Number Odious Number Prime Self Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
41
Digit product
62,208
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
348,899
Square (n²)
997,687,338,649
Cube (n³)
996,533,014,398,183,107
Divisor count
2
σ(n) — sum of divisors
998,844
φ(n) — Euler's totient
998,842

Primality

998,843 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 998843
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 998,843)
1 × 998843
First multiples
998,843 · 1,997,686 (double) · 2,996,529 · 3,995,372 · 4,994,215 · 5,993,058 · 6,991,901 · 7,990,744 · 8,989,587 · 9,988,430

Sums & aliquot sequence

As consecutive integers: 499,421 + 499,422

Continued fraction of √n

√998,843 = [999; (2, 2, 1, 2, 9, 1, 1, 8, 1, 4, 2, 2, 5, 2, 1, 5, 24, 4, 1, 152, 1, 21, 2, 6, …)]

Representations

In words
nine hundred ninety-eight thousand eight hundred forty-three
Ordinal
998843rd
Binary
11110011110110111011
Octal
3636673
Hexadecimal
0xF3DBB
Base64
Dz27
One's complement
4,293,968,452 (32-bit)
Scientific notation
9.98843 × 10⁵
As a duration
998,843 s = 11 days, 13 hours, 27 minutes, 23 seconds
In other bases
ternary (3) 1212202011012
quaternary (4) 3303312323
quinary (5) 223430333
senary (6) 33224135
septenary (7) 11330036
nonary (9) 1782135
undecimal (11) 62249a
duodecimal (12) 40204b
tridecimal (13) 28c841
tetradecimal (14) 1c001d
pentadecimal (15) 14ae48

As an angle

998,843° = 2,774 × 360° + 203°
203° ≈ 3.543 rad

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵ϡϟηωμγʹ
Chinese
九十九萬八千八百四十三
Chinese (financial)
玖拾玖萬捌仟捌佰肆拾參
In other modern scripts
Eastern Arabic ٩٩٨٨٤٣ Devanagari ९९८८४३ Bengali ৯৯৮৮৪৩ Tamil ௯௯௮௮௪௩ Thai ๙๙๘๘๔๓ Tibetan ༩༩༨༨༤༣ Khmer ៩៩៨៨៤៣ Lao ໙໙໘໘໔໓ Burmese ၉၉၈၈၄၃

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: cousin with 998839.

Hex color
#0F3DBB
RGB(15, 61, 187)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.61.187.

Address
0.15.61.187
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.61.187

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

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 998,843 and was likely granted around 1911.

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

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.