Base | Representation |
---|---|
bin | 11010011010001110… |
… | …110100001110111100 |
3 | 2201012021102002222110 |
4 | 122122032310032330 |
5 | 431033442112004 |
6 | 21005513014020 |
7 | 2022502513233 |
oct | 323216641674 |
9 | 81167362873 |
10 | 28357379004 |
11 | 11032001619 |
12 | 55b49b4310 |
13 | 289bc88806 |
14 | 153021bb1a |
15 | b0e80b589 |
hex | 69a3b43bc |
28357379004 has 24 divisors (see below), whose sum is σ = 66910672080. Its totient is φ = 9346251904.
The previous prime is 28357378981. The next prime is 28357379047. The reversal of 28357379004 is 40097375382.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13274859 + ... + 13276994.
It is an arithmetic number, because the mean of its divisors is an integer number (2787944670).
Almost surely, 228357379004 is an apocalyptic number.
It is an amenable number.
28357379004 is an abundant number, since it is smaller than the sum of its proper divisors (38553293076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28357379004 is a wasteful number, since it uses less digits than its factorization.
28357379004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26551949 (or 26551947 counting only the distinct ones).
The product of its (nonzero) digits is 1270080, while the sum is 48.
The spelling of 28357379004 in words is "twenty-eight billion, three hundred fifty-seven million, three hundred seventy-nine thousand, four".
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