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998,197

998,197 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.).

998,197 (nine hundred ninety-eight thousand one hundred ninety-seven) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF3B35.

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

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
43
Digit product
40,824
Digital root
7
Palindrome
No
Bit width
20 bits
Reversed
791,899
Square (n²)
996,397,250,809
Cube (n³)
994,600,746,565,791,373
Divisor count
2
σ(n) — sum of divisors
998,198
φ(n) — Euler's totient
998,196

Primality

998,197 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 998197
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 998,197)
1 × 998197
First multiples
998,197 · 1,996,394 (double) · 2,994,591 · 3,992,788 · 4,990,985 · 5,989,182 · 6,987,379 · 7,985,576 · 8,983,773 · 9,981,970

Sums & aliquot sequence

As a sum of two squares: 14² + 999²
As consecutive integers: 499,098 + 499,099

Continued fraction of √n

√998,197 = [999; (10, 5, 6, 1, 10, 1, 3, 9, 1, 1, 5, 1, 3, 1, 17, 4, 1, 4, 6, 1, 20, 1, 1, 1, …)]

Representations

In words
nine hundred ninety-eight thousand one hundred ninety-seven
Ordinal
998197th
Binary
11110011101100110101
Octal
3635465
Hexadecimal
0xF3B35
Base64
Dzs1
One's complement
4,293,969,098 (32-bit)
Scientific notation
9.98197 × 10⁵
As a duration
998,197 s = 11 days, 13 hours, 16 minutes, 37 seconds
In other bases
ternary (3) 1212201021021
quaternary (4) 3303230311
quinary (5) 223420242
senary (6) 33221141
septenary (7) 11325124
nonary (9) 1781237
undecimal (11) 621a62
duodecimal (12) 4017b1
tridecimal (13) 28c465
tetradecimal (14) 1bdabb
pentadecimal (15) 14ab67

As an angle

998,197° = 2,772 × 360° + 277°
277° ≈ 4.835 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ϡϟηρϟζʹ
Chinese
九十九萬八千一百九十七
Chinese (financial)
玖拾玖萬捌仟壹佰玖拾柒
In other modern scripts
Eastern Arabic ٩٩٨١٩٧ Devanagari ९९८१९७ Bengali ৯৯৮১৯৭ Tamil ௯௯௮௧௯௭ Thai ๙๙๘๑๙๗ Tibetan ༩༩༨༡༩༧ Khmer ៩៩៨១៩៧ Lao ໙໙໘໑໙໗ Burmese ၉၉၈၁၉၇

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: cousin with 998201.

Hex color
#0F3B35
RGB(15, 59, 53)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.59.53.

Address
0.15.59.53
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.59.53

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 998,197 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.