Base | Representation |
---|---|
bin | 10010110000101… |
… | …10101011011101 |
3 | 101222010200210201 |
4 | 21120112223131 |
5 | 310242114133 |
6 | 23341103501 |
7 | 3620462521 |
oct | 1130265335 |
9 | 358120721 |
10 | 157379293 |
11 | 80922435 |
12 | 44857b91 |
13 | 267b3956 |
14 | 16c89d81 |
15 | dc3ad7d |
hex | 9616add |
157379293 has 2 divisors, whose sum is σ = 157379294. Its totient is φ = 157379292.
The previous prime is 157379291. The next prime is 157379357. The reversal of 157379293 is 392973751.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 133934329 + 23444964 = 11573^2 + 4842^2 .
It is a cyclic number.
It is not a de Polignac number, because 157379293 - 21 = 157379291 is a prime.
Together with 157379291, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (157379291) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78689646 + 78689647.
It is an arithmetic number, because the mean of its divisors is an integer number (78689647).
Almost surely, 2157379293 is an apocalyptic number.
It is an amenable number.
157379293 is a deficient number, since it is larger than the sum of its proper divisors (1).
157379293 is an equidigital number, since it uses as much as digits as its factorization.
157379293 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 357210, while the sum is 46.
The square root of 157379293 is about 12545.0903942538. The cubic root of 157379293 is about 539.9031524991.
The spelling of 157379293 in words is "one hundred fifty-seven million, three hundred seventy-nine thousand, two hundred ninety-three".
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