Base | Representation |
---|---|
bin | 10010101111001… |
… | …10001001000011 |
3 | 101221202121002101 |
4 | 21113212021003 |
5 | 310214233413 |
6 | 23332531231 |
7 | 3616004065 |
oct | 1127461103 |
9 | 357677071 |
10 | 157180483 |
11 | 807a7029 |
12 | 44780b17 |
13 | 26744305 |
14 | 16c37735 |
15 | dbebedd |
hex | 95e6243 |
157180483 has 6 divisors (see below), whose sum is σ = 165888924. Its totient is φ = 148907484.
The previous prime is 157180423. The next prime is 157180489. The reversal of 157180483 is 384081751.
It is a de Polignac number, because none of the positive numbers 2k-157180483 is a prime.
It is a super-2 number, since 2×1571804832 = 49411408472226578, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (157180489) 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 5 ways as a sum of consecutive naturals, for example, 217341 + ... + 218062.
It is an arithmetic number, because the mean of its divisors is an integer number (27648154).
Almost surely, 2157180483 is an apocalyptic number.
157180483 is a deficient number, since it is larger than the sum of its proper divisors (8708441).
157180483 is an equidigital number, since it uses as much as digits as its factorization.
157180483 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 435441 (or 435422 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 37.
The square root of 157180483 is about 12537.1640732663. The cubic root of 157180483 is about 539.6757117859.
The spelling of 157180483 in words is "one hundred fifty-seven million, one hundred eighty thousand, four hundred eighty-three".
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