Base | Representation |
---|---|
bin | 11100110001110000… |
… | …011001011110000000 |
3 | 2221202102221100212100 |
4 | 130301300121132000 |
5 | 1001240240320023 |
6 | 22110044230400 |
7 | 2142501525645 |
oct | 346160313600 |
9 | 87672840770 |
10 | 30899541888 |
11 | 12116a93186 |
12 | 5ba423b400 |
13 | 2bb585b0c7 |
14 | 16d1ac5dcc |
15 | c0cab4c43 |
hex | 731c19780 |
30899541888 has 48 divisors (see below), whose sum is σ = 88916653800. Its totient is φ = 10299846912.
The previous prime is 30899541877. The next prime is 30899541917. The reversal of 30899541888 is 88814599803.
It is a happy number.
30899541888 is a `hidden beast` number, since 3 + 0 + 8 + 9 + 9 + 541 + 8 + 88 = 666.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13410108 + ... + 13412411.
Almost surely, 230899541888 is an apocalyptic number.
It is an amenable number.
30899541888 is an abundant number, since it is smaller than the sum of its proper divisors (58017111912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30899541888 is a wasteful number, since it uses less digits than its factorization.
30899541888 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26822539 (or 26822524 counting only the distinct ones).
The product of its (nonzero) digits is 19906560, while the sum is 63.
The spelling of 30899541888 in words is "thirty billion, eight hundred ninety-nine million, five hundred forty-one thousand, eight hundred eighty-eight".
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