Base | Representation |
---|---|
bin | 1101001010000110000101… |
… | …01001111100101001001001 |
3 | 10210110002010202000022021201 |
4 | 12211003002221330221021 |
5 | 12243024132330411212 |
6 | 141312101102304201 |
7 | 6044265410435113 |
oct | 645030251745111 |
9 | 123402122008251 |
10 | 28934165482057 |
11 | 9245a02114450 |
12 | 32b3775588061 |
13 | 131b631a0a564 |
14 | 7205c763a3b3 |
15 | 35299d9b3b57 |
hex | 1a50c2a7ca49 |
28934165482057 has 8 divisors (see below), whose sum is σ = 31564602025632. Its totient is φ = 26303738582400.
The previous prime is 28934165482051. The next prime is 28934165482073. The reversal of 28934165482057 is 75028456143982.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-28934165482057 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 28934165482057.
It is not an unprimeable number, because it can be changed into a prime (28934165482051) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4799998 + ... + 8994904.
It is an arithmetic number, because the mean of its divisors is an integer number (3945575253204).
It is a 1-persistent number, because it is pandigital, but 2⋅28934165482057 = 57868330964114 is not.
Almost surely, 228934165482057 is an apocalyptic number.
It is an amenable number.
28934165482057 is a deficient number, since it is larger than the sum of its proper divisors (2630436543575).
28934165482057 is a wasteful number, since it uses less digits than its factorization.
28934165482057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4821959.
The product of its (nonzero) digits is 116121600, while the sum is 64.
The spelling of 28934165482057 in words is "twenty-eight trillion, nine hundred thirty-four billion, one hundred sixty-five million, four hundred eighty-two thousand, fifty-seven".
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