Base | Representation |
---|---|
bin | 10010110000101… |
… | …10101000101101 |
3 | 101222010200120012 |
4 | 21120112220231 |
5 | 310242112432 |
6 | 23341103005 |
7 | 3620462150 |
oct | 1130265055 |
9 | 358120505 |
10 | 157379117 |
11 | 80922295 |
12 | 44857a65 |
13 | 267b384c |
14 | 16c89c97 |
15 | dc3acb2 |
hex | 9616a2d |
157379117 has 4 divisors (see below), whose sum is σ = 179861856. Its totient is φ = 134896380.
The previous prime is 157379099. The next prime is 157379119. The reversal of 157379117 is 711973751.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 157379117 - 28 = 157378861 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 (157379119) 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 3 ways as a sum of consecutive naturals, for example, 11241359 + ... + 11241372.
It is an arithmetic number, because the mean of its divisors is an integer number (44965464).
Almost surely, 2157379117 is an apocalyptic number.
It is an amenable number.
157379117 is a deficient number, since it is larger than the sum of its proper divisors (22482739).
157379117 is an equidigital number, since it uses as much as digits as its factorization.
157379117 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22482738.
The product of its digits is 46305, while the sum is 41.
The square root of 157379117 is about 12545.0833795555. The cubic root of 157379117 is about 539.9029512380.
The spelling of 157379117 in words is "one hundred fifty-seven million, three hundred seventy-nine thousand, one hundred seventeen".
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