Base | Representation |
---|---|
bin | 10010100011110… |
… | …11011111011100 |
3 | 101211222010111000 |
4 | 21101323133130 |
5 | 304324220233 |
6 | 23241030300 |
7 | 3600246324 |
oct | 1121733734 |
9 | 354863430 |
10 | 155695068 |
11 | 7a982011 |
12 | 44185390 |
13 | 26344179 |
14 | 1696c284 |
15 | da06d13 |
hex | 947b7dc |
155695068 has 48 divisors (see below), whose sum is σ = 404328960. Its totient is φ = 51811632.
The previous prime is 155695031. The next prime is 155695091. The reversal of 155695068 is 860596551.
It is a happy number.
155695068 is a `hidden beast` number, since 1 + 556 + 95 + 0 + 6 + 8 = 666.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118471 + ... + 119777.
It is an arithmetic number, because the mean of its divisors is an integer number (8423520).
Almost surely, 2155695068 is an apocalyptic number.
155695068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
155695068 is an abundant number, since it is smaller than the sum of its proper divisors (248633892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155695068 is a wasteful number, since it uses less digits than its factorization.
155695068 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2423 (or 2415 counting only the distinct ones).
The product of its (nonzero) digits is 324000, while the sum is 45.
The square root of 155695068 is about 12477.7829761541. The cubic root of 155695068 is about 537.9702816141.
The spelling of 155695068 in words is "one hundred fifty-five million, six hundred ninety-five thousand, sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •