Base | Representation |
---|---|
bin | 11010101010010110… |
… | …001101010000111011 |
3 | 2201220010011110222221 |
4 | 122222112031100323 |
5 | 432112201030440 |
6 | 21052412024511 |
7 | 2032264606543 |
oct | 325226152073 |
9 | 81803143887 |
10 | 28627751995 |
11 | 1116068a877 |
12 | 566b462137 |
13 | 2912cb232b |
14 | 15580bc323 |
15 | b28416d4a |
hex | 6aa58d43b |
28627751995 has 16 divisors (see below), whose sum is σ = 34502849280. Its totient is φ = 22802723424.
The previous prime is 28627751993. The next prime is 28627752011. The reversal of 28627751995 is 59915772682.
It is a cyclic number.
It is not a de Polignac number, because 28627751995 - 21 = 28627751993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28627751993) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1065436 + ... + 1091974.
It is an arithmetic number, because the mean of its divisors is an integer number (2156428080).
Almost surely, 228627751995 is an apocalyptic number.
28627751995 is a deficient number, since it is larger than the sum of its proper divisors (5875097285).
28627751995 is a wasteful number, since it uses less digits than its factorization.
28627751995 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27474.
The product of its digits is 19051200, while the sum is 61.
The spelling of 28627751995 in words is "twenty-eight billion, six hundred twenty-seven million, seven hundred fifty-one thousand, nine hundred ninety-five".
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