Base | Representation |
---|---|
bin | 11001000000001000… |
… | …101010111000111100 |
3 | 2120021221010212200102 |
4 | 121000020222320330 |
5 | 414440012142203 |
6 | 20155515020232 |
7 | 1640156456132 |
oct | 310010527074 |
9 | 76257125612 |
10 | 26845818428 |
11 | 10426845800 |
12 | 525273a678 |
13 | 26baa79580 |
14 | 1429589752 |
15 | a71c7b888 |
hex | 64022ae3c |
26845818428 has 216 divisors, whose sum is σ = 60068179584. Its totient is φ = 10422846720.
The previous prime is 26845818407. The next prime is 26845818451. The reversal of 26845818428 is 82481854862.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 120384725 + ... + 120384947.
It is an arithmetic number, because the mean of its divisors is an integer number (278093424).
Almost surely, 226845818428 is an apocalyptic number.
It is an amenable number.
26845818428 is an abundant number, since it is smaller than the sum of its proper divisors (33222361156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26845818428 is a wasteful number, since it uses less digits than its factorization.
26845818428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 353 (or 321 counting only the distinct ones).
The product of its digits is 7864320, while the sum is 56.
The spelling of 26845818428 in words is "twenty-six billion, eight hundred forty-five million, eight hundred eighteen thousand, four hundred twenty-eight".
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