Base | Representation |
---|---|
bin | 11010101001100101… |
… | …001011101011100100 |
3 | 2201212012222112222212 |
4 | 122221211023223210 |
5 | 432100403303302 |
6 | 21051232342552 |
7 | 2032050432515 |
oct | 325145135344 |
9 | 81765875885 |
10 | 28614900452 |
11 | 11154402266 |
12 | 56670a4a58 |
13 | 2910432878 |
14 | 15564d4a0c |
15 | b27229052 |
hex | 6a994bae4 |
28614900452 has 24 divisors (see below), whose sum is σ = 50545447680. Its totient is φ = 14173862400.
The previous prime is 28614900451. The next prime is 28614900481. The reversal of 28614900452 is 25400941682.
It is not an unprimeable number, because it can be changed into a prime (28614900451) 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, 157124 + ... + 286212.
It is an arithmetic number, because the mean of its divisors is an integer number (2106060320).
Almost surely, 228614900452 is an apocalyptic number.
It is an amenable number.
28614900452 is a deficient number, since it is larger than the sum of its proper divisors (21930547228).
28614900452 is a wasteful number, since it uses less digits than its factorization.
28614900452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129611 (or 129609 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 41.
The spelling of 28614900452 in words is "twenty-eight billion, six hundred fourteen million, nine hundred thousand, four hundred fifty-two".
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