Base | Representation |
---|---|
bin | 10010110100101… |
… | …10000100110011 |
3 | 102000010012121011 |
4 | 21122112010303 |
5 | 310410313412 |
6 | 23400211351 |
7 | 3625065040 |
oct | 1132260463 |
9 | 360105534 |
10 | 157901107 |
11 | 81149491 |
12 | 44a69b57 |
13 | 26937310 |
14 | 16d841c7 |
15 | dce07a7 |
hex | 9696133 |
157901107 has 16 divisors (see below), whose sum is σ = 194648832. Its totient is φ = 124734240.
The previous prime is 157901087. The next prime is 157901113. The reversal of 157901107 is 701109751.
It is a cyclic number.
It is not a de Polignac number, because 157901107 - 211 = 157899059 is a prime.
It is not an unprimeable number, because it can be changed into a prime (157901137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87468 + ... + 89254.
It is an arithmetic number, because the mean of its divisors is an integer number (12165552).
Almost surely, 2157901107 is an apocalyptic number.
157901107 is a deficient number, since it is larger than the sum of its proper divisors (36747725).
157901107 is a wasteful number, since it uses less digits than its factorization.
157901107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2778.
The product of its (nonzero) digits is 2205, while the sum is 31.
The square root of 157901107 is about 12565.8707219198. The cubic root of 157901107 is about 540.4992034351.
The spelling of 157901107 in words is "one hundred fifty-seven million, nine hundred one thousand, one hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •