Base | Representation |
---|---|
bin | 10110101010111… |
… | …10011011000100 |
3 | 111020212002120010 |
4 | 23111132123010 |
5 | 342141212022 |
6 | 30512110220 |
7 | 4466331522 |
oct | 1325363304 |
9 | 436762503 |
10 | 190179012 |
11 | 98395341 |
12 | 53835370 |
13 | 3052907a |
14 | 1b387312 |
15 | 11a6950c |
hex | b55e6c4 |
190179012 has 12 divisors (see below), whose sum is σ = 443751056. Its totient is φ = 63393000.
The previous prime is 190178987. The next prime is 190179047. The reversal of 190179012 is 210971091.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×1901790122 = 72336113210592288, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7924114 + ... + 7924137.
Almost surely, 2190179012 is an apocalyptic number.
190179012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
190179012 is an abundant number, since it is smaller than the sum of its proper divisors (253572044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190179012 is a wasteful number, since it uses less digits than its factorization.
190179012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15848258 (or 15848256 counting only the distinct ones).
The product of its (nonzero) digits is 1134, while the sum is 30.
The square root of 190179012 is about 13790.5406710542. The cubic root of 190179012 is about 575.0701988648.
The spelling of 190179012 in words is "one hundred ninety million, one hundred seventy-nine thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •