Base | Representation |
---|---|
bin | 10010110001010… |
… | …01101011111111 |
3 | 101222021122121100 |
4 | 21120221223333 |
5 | 310302112101 |
6 | 23342504143 |
7 | 3621235515 |
oct | 1130515377 |
9 | 358248540 |
10 | 157457151 |
11 | 80975985 |
12 | 44895053 |
13 | 26810217 |
14 | 16caa4b5 |
15 | dc53e86 |
hex | 9629aff |
157457151 has 6 divisors (see below), whose sum is σ = 227438120. Its totient is φ = 104971428.
The previous prime is 157457143. The next prime is 157457173. The reversal of 157457151 is 151754751.
It is a happy number.
157457151 is a `hidden beast` number, since 1 + 57 + 457 + 151 = 666.
It is not a de Polignac number, because 157457151 - 23 = 157457143 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157457051) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 8747611 + ... + 8747628.
Almost surely, 2157457151 is an apocalyptic number.
157457151 is a deficient number, since it is larger than the sum of its proper divisors (69980969).
157457151 is a wasteful number, since it uses less digits than its factorization.
157457151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17495245 (or 17495242 counting only the distinct ones).
The product of its digits is 24500, while the sum is 36.
The square root of 157457151 is about 12548.1931368624. The cubic root of 157457151 is about 539.9921706684.
The spelling of 157457151 in words is "one hundred fifty-seven million, four hundred fifty-seven thousand, one hundred fifty-one".
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