Base | Representation |
---|---|
bin | 11010111110010100… |
… | …100011001101100100 |
3 | 2202202110201211101210 |
4 | 122332110203031210 |
5 | 433303443040144 |
6 | 21145542351420 |
7 | 2043504156453 |
oct | 327624431544 |
9 | 82673654353 |
10 | 28962861924 |
11 | 11312864927 |
12 | 574372b570 |
13 | 2967553c29 |
14 | 158a7d0b9a |
15 | b47a5dab9 |
hex | 6be523364 |
28962861924 has 24 divisors (see below), whose sum is σ = 69406499008. Its totient is φ = 9393360480.
The previous prime is 28962861913. The next prime is 28962861953. The reversal of 28962861924 is 42916826982.
It is a happy number.
It is a super-3 number, since 3×289628619243 (a number of 32 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32615392 + ... + 32616279.
Almost surely, 228962861924 is an apocalyptic number.
It is an amenable number.
28962861924 is an abundant number, since it is smaller than the sum of its proper divisors (40443637084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28962861924 is a wasteful number, since it uses less digits than its factorization.
28962861924 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65231715 (or 65231713 counting only the distinct ones).
The product of its digits is 5971968, while the sum is 57.
The spelling of 28962861924 in words is "twenty-eight billion, nine hundred sixty-two million, eight hundred sixty-one thousand, nine hundred twenty-four".
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