Base | Representation |
---|---|
bin | 101000101101100101… |
… | …0111010110000011010 |
3 | 22100200001222001112221 |
4 | 1101123022322300122 |
5 | 2413023301402212 |
6 | 104055253254254 |
7 | 6213366453205 |
oct | 1213312726032 |
9 | 270601861487 |
10 | 87428934682 |
11 | 34095399721 |
12 | 14b3b93438a |
13 | 832427045b |
14 | 433566c93c |
15 | 241a7b4807 |
hex | 145b2bac1a |
87428934682 has 8 divisors (see below), whose sum is σ = 138045686400. Its totient is φ = 41413705884.
The previous prime is 87428934643. The next prime is 87428934757. The reversal of 87428934682 is 28643982478.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×874289346822 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 87428934682.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1150380682 + ... + 1150380757.
It is an arithmetic number, because the mean of its divisors is an integer number (17255710800).
Almost surely, 287428934682 is an apocalyptic number.
87428934682 is a deficient number, since it is larger than the sum of its proper divisors (50616751718).
87428934682 is a wasteful number, since it uses less digits than its factorization.
87428934682 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2300761460.
The product of its digits is 37158912, while the sum is 61.
The spelling of 87428934682 in words is "eighty-seven billion, four hundred twenty-eight million, nine hundred thirty-four thousand, six hundred eighty-two".
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