Base | Representation |
---|---|
bin | 10010110111110… |
… | …11001010010101 |
3 | 102000220020120100 |
4 | 21123323022111 |
5 | 311012041112 |
6 | 23413124313 |
7 | 3631441140 |
oct | 1133731225 |
9 | 360806510 |
10 | 158315157 |
11 | 81401580 |
12 | 45029699 |
13 | 26a50910 |
14 | 17051057 |
15 | dd732dc |
hex | 96fb295 |
158315157 has 48 divisors (see below), whose sum is σ = 307052928. Its totient is φ = 75911040.
The previous prime is 158315149. The next prime is 158315159. The reversal of 158315157 is 751513851.
It is not a de Polignac number, because 158315157 - 23 = 158315149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (158315159) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 223 + ... + 17795.
It is an arithmetic number, because the mean of its divisors is an integer number (6396936).
Almost surely, 2158315157 is an apocalyptic number.
It is an amenable number.
158315157 is a deficient number, since it is larger than the sum of its proper divisors (148737771).
158315157 is a wasteful number, since it uses less digits than its factorization.
158315157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17610 (or 17607 counting only the distinct ones).
The product of its digits is 21000, while the sum is 36.
The square root of 158315157 is about 12582.3351171394. The cubic root of 158315157 is about 540.9712253913.
The spelling of 158315157 in words is "one hundred fifty-eight million, three hundred fifteen thousand, one hundred fifty-seven".
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