998,421
998,421 is a composite number, odd.
998,421 (nine hundred ninety-eight thousand four hundred twenty-one) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 3 × 47 × 73 × 97. Written other ways, in hexadecimal, 0xF3C15.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 33
- Digit product
- 5,184
- Digital root
- 6
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 124,899
- Square (n²)
- 996,844,493,241
- Cube (n³)
- 995,270,475,786,172,461
- Divisor count
- 16
- σ(n) — sum of divisors
- 1,392,384
- φ(n) — Euler's totient
- 635,904
- Sum of prime factors
- 220
Primality
Prime factorization: 3 × 47 × 73 × 97
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√998,421 = [999; (4, 1, 3, 7, 1, 12, 1, 2, 1, 1, 13, 1, 2, 2, 1, 5, 1, 24, 2, 4, 9, 1, 1, 1, …)]
Representations
- In words
- nine hundred ninety-eight thousand four hundred twenty-one
- Ordinal
- 998421st
- Binary
- 11110011110000010101
- Octal
- 3636025
- Hexadecimal
- 0xF3C15
- Base64
- DzwV
- One's complement
- 4,293,968,874 (32-bit)
- Scientific notation
- 9.98421 × 10⁵
- As a duration
- 998,421 s = 11 days, 13 hours, 20 minutes, 21 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋 𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺
- Greek (Milesian)
- ͵ϡϟηυκαʹ
- Chinese
- 九十九萬八千四百二十一
- Chinese (financial)
- 玖拾玖萬捌仟肆佰貳拾壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.15.60.21.
- Address
- 0.15.60.21
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.60.21
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 998,421 and was likely granted around 1911.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 998421 first appears in π at position 788,266 of the decimal expansion (the 788,266ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.