Base | Representation |
---|---|
bin | 1001010010101… |
… | …1011010110101 |
3 | 2201100010212100 |
4 | 2110223122311 |
5 | 34434201112 |
6 | 3511212313 |
7 | 652166124 |
oct | 224533265 |
9 | 81303770 |
10 | 38975157 |
11 | 20000681 |
12 | 11077099 |
13 | 80c8230 |
14 | 5267abb |
15 | 364d2dc |
hex | 252b6b5 |
38975157 has 48 divisors (see below), whose sum is σ = 63551488. Its totient is φ = 22861440.
The previous prime is 38975149. The next prime is 38975161. The reversal of 38975157 is 75157983.
It is not a de Polignac number, because 38975157 - 23 = 38975149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38975107) 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, 306828 + ... + 306954.
Almost surely, 238975157 is an apocalyptic number.
It is an amenable number.
38975157 is a deficient number, since it is larger than the sum of its proper divisors (24576331).
38975157 is a wasteful number, since it uses less digits than its factorization.
38975157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250 (or 247 counting only the distinct ones).
The product of its digits is 264600, while the sum is 45.
The square root of 38975157 is about 6243.0086496817. The cubic root of 38975157 is about 339.0491222836.
The spelling of 38975157 in words is "thirty-eight million, nine hundred seventy-five thousand, one hundred fifty-seven".
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