Base | Representation |
---|---|
bin | 10010110101111… |
… | …01110011110001 |
3 | 102000102110211221 |
4 | 21122331303301 |
5 | 310431020412 |
6 | 23403505041 |
7 | 3626343400 |
oct | 1132756361 |
9 | 360373757 |
10 | 158063857 |
11 | 8124a796 |
12 | 44b28181 |
13 | 26993413 |
14 | 16dc7637 |
15 | dd23b07 |
hex | 96bdcf1 |
158063857 has 6 divisors (see below), whose sum is σ = 183870258. Its totient is φ = 135483264.
The previous prime is 158063849. The next prime is 158063923. The reversal of 158063857 is 758360851.
It can be written as a sum of positive squares in only one way, i.e., 143616256 + 14447601 = 11984^2 + 3801^2 .
It is not a de Polignac number, because 158063857 - 23 = 158063849 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (158063827) 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, 1612848 + ... + 1612945.
It is an arithmetic number, because the mean of its divisors is an integer number (30645043).
Almost surely, 2158063857 is an apocalyptic number.
It is an amenable number.
158063857 is a deficient number, since it is larger than the sum of its proper divisors (25806401).
158063857 is an equidigital number, since it uses as much as digits as its factorization.
158063857 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3225807 (or 3225800 counting only the distinct ones).
The product of its (nonzero) digits is 201600, while the sum is 43.
The square root of 158063857 is about 12572.3449284531. The cubic root of 158063857 is about 540.6848386971.
The spelling of 158063857 in words is "one hundred fifty-eight million, sixty-three thousand, eight hundred fifty-seven".
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