Base | Representation |
---|---|
bin | 11100010101110001… |
… | …011101010100111100 |
3 | 2220112201112002202100 |
4 | 130111301131110330 |
5 | 444310043322123 |
6 | 21551313425100 |
7 | 2125041136434 |
oct | 342561352474 |
9 | 86481462670 |
10 | 30430057788 |
11 | 119a5a79899 |
12 | 5a92b6b190 |
13 | 2b3c4cba70 |
14 | 16895d52c4 |
15 | bd1778643 |
hex | 715c5d53c |
30430057788 has 36 divisors (see below), whose sum is σ = 82837380808. Its totient is φ = 9363094560.
The previous prime is 30430057759. The next prime is 30430057807. The reversal of 30430057788 is 88775003403.
30430057788 is a `hidden beast` number, since 30 + 43 + 0 + 0 + 577 + 8 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32510278 + ... + 32511213.
Almost surely, 230430057788 is an apocalyptic number.
It is an amenable number.
30430057788 is an abundant number, since it is smaller than the sum of its proper divisors (52407323020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30430057788 is a wasteful number, since it uses less digits than its factorization.
30430057788 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65021514 (or 65021509 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 45.
The spelling of 30430057788 in words is "thirty billion, four hundred thirty million, fifty-seven thousand, seven hundred eighty-eight".
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