Base | Representation |
---|---|
bin | 11010110011000110… |
… | …100000110010011001 |
3 | 2202021100112210022101 |
4 | 122303012200302121 |
5 | 432412301220401 |
6 | 21115140123401 |
7 | 2036030225101 |
oct | 326306406231 |
9 | 82240483271 |
10 | 28774632601 |
11 | 11226591400 |
12 | 56b0696561 |
13 | 293755b430 |
14 | 156d7d4201 |
15 | b3627c101 |
hex | 6b31a0c99 |
28774632601 has 48 divisors (see below), whose sum is σ = 35125542592. Its totient is φ = 23397517440.
The previous prime is 28774632581. The next prime is 28774632617. The reversal of 28774632601 is 10623647782.
It is not a de Polignac number, because 28774632601 - 213 = 28774624409 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28774635601) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16470010 + ... + 16471756.
Almost surely, 228774632601 is an apocalyptic number.
It is an amenable number.
28774632601 is a deficient number, since it is larger than the sum of its proper divisors (6350909991).
28774632601 is a wasteful number, since it uses less digits than its factorization.
28774632601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2102 (or 2091 counting only the distinct ones).
The product of its (nonzero) digits is 677376, while the sum is 46.
The spelling of 28774632601 in words is "twenty-eight billion, seven hundred seventy-four million, six hundred thirty-two thousand, six hundred one".
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