101,989
101,989 is a composite number, odd.
101,989 (one hundred one thousand nine hundred eighty-nine) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 79 × 1,291. Written other ways, in hexadecimal, 0x18E65.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 28
- Digit product
- 0
- Digital root
- 1
- Palindrome
- No
- Bit width
- 17 bits
- Reversed
- 989,101
- Flips to (rotate 180°)
- 686,101
- Square (n²)
- 10,401,756,121
- Cube (n³)
- 1,060,864,705,024,669
- Divisor count
- 4
- σ(n) — sum of divisors
- 103,360
- φ(n) — Euler's totient
- 100,620
- Sum of prime factors
- 1,370
Primality
Prime factorization: 79 × 1291
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√101,989 = [319; (2, 1, 3, 1, 212, 8, 2, 1, 1, 70, 2, 1, 2, 7, 1, 1, 23, 8, 23, 1, 1, 7, 2, 1, …)]
Period length 36 — the block in parentheses repeats forever.
Representations
- In words
- one hundred one thousand nine hundred eighty-nine
- Ordinal
- 101989th
- Binary
- 11000111001100101
- Octal
- 307145
- Hexadecimal
- 0x18E65
- Base64
- AY5l
- One's complement
- 4,294,865,306 (32-bit)
- Scientific notation
- 1.01989 × 10⁵
- As a duration
- 101,989 s = 1 day, 4 hours, 19 minutes, 49 seconds
Historical numeral systems
- Babylonian (base 60)
- 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵ραϡπθʹ
- Mayan (base 20)
- 𝋬·𝋮·𝋳·𝋩
- Chinese
- 一十萬一千九百八十九
- Chinese (financial)
- 壹拾萬壹仟玖佰捌拾玖
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.1.142.101.
- Address
- 0.1.142.101
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.1.142.101
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 101,989 and was likely granted around 1870.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
Related reading
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.