Base | Representation |
---|---|
bin | 11100001011001110… |
… | …000010011001110001 |
3 | 2220002101100122112210 |
4 | 130023032002121301 |
5 | 443424232002210 |
6 | 21521550442333 |
7 | 2120461155033 |
oct | 341316023161 |
9 | 86071318483 |
10 | 30253000305 |
11 | 119150369a0 |
12 | 5a438033a9 |
13 | 2b11918318 |
14 | 166dca5c53 |
15 | bc0e51e20 |
hex | 70b382671 |
30253000305 has 32 divisors (see below), whose sum is σ = 52822103040. Its totient is φ = 14663436480.
The previous prime is 30253000277. The next prime is 30253000319. The reversal of 30253000305 is 50300035203.
It is not a de Polignac number, because 30253000305 - 26 = 30253000241 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 520014 + ... + 575256.
It is an arithmetic number, because the mean of its divisors is an integer number (1650690720).
Almost surely, 230253000305 is an apocalyptic number.
It is an amenable number.
30253000305 is a deficient number, since it is larger than the sum of its proper divisors (22569102735).
30253000305 is a wasteful number, since it uses less digits than its factorization.
30253000305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58581.
The product of its (nonzero) digits is 1350, while the sum is 21.
Adding to 30253000305 its reverse (50300035203), we get a palindrome (80553035508).
The spelling of 30253000305 in words is "thirty billion, two hundred fifty-three million, three hundred five", and thus it is an aban number.
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