Base | Representation |
---|---|
bin | 100100111101000001… |
… | …1011110011110010110 |
3 | 21120211112110112220000 |
4 | 1021322003132132112 |
5 | 2300010412033214 |
6 | 100242310552130 |
7 | 5506354404516 |
oct | 1117203363626 |
9 | 246745415800 |
10 | 79357142934 |
11 | 30723047053 |
12 | 13468668646 |
13 | 7638bb2114 |
14 | 3bab637846 |
15 | 20e6d37809 |
hex | 127a0de796 |
79357142934 has 20 divisors (see below), whose sum is σ = 177818783604. Its totient is φ = 26452380924.
The previous prime is 79357142929. The next prime is 79357142959. The reversal of 79357142934 is 43924175397.
It is a super-2 number, since 2×793571429342 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 244929292 + ... + 244929615.
Almost surely, 279357142934 is an apocalyptic number.
79357142934 is an abundant number, since it is smaller than the sum of its proper divisors (98461640670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79357142934 is a wasteful number, since it uses less digits than its factorization.
79357142934 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 489858921 (or 489858912 counting only the distinct ones).
The product of its digits is 5715360, while the sum is 54.
The spelling of 79357142934 in words is "seventy-nine billion, three hundred fifty-seven million, one hundred forty-two thousand, nine hundred thirty-four".
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