Base | Representation |
---|---|
bin | 11100011100001111… |
… | …011000011001110001 |
3 | 2220211021200211222121 |
4 | 130130033120121301 |
5 | 1000020333041413 |
6 | 22010151234241 |
7 | 2130526343611 |
oct | 343417303161 |
9 | 86737624877 |
10 | 30538565233 |
11 | 11a51251070 |
12 | 5b03378981 |
13 | 2b58b30957 |
14 | 1699b9ca41 |
15 | bdb05db8d |
hex | 71c3d8671 |
30538565233 has 16 divisors (see below), whose sum is σ = 35076162240. Its totient is φ = 26295192000.
The previous prime is 30538565203. The next prime is 30538565249. The reversal of 30538565233 is 33256583503.
It is not a de Polignac number, because 30538565233 - 213 = 30538557041 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30538565233.
It is not an unprimeable number, because it can be changed into a prime (30538565203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1080583 + ... + 1108483.
It is an arithmetic number, because the mean of its divisors is an integer number (2192260140).
Almost surely, 230538565233 is an apocalyptic number.
It is an amenable number.
30538565233 is a deficient number, since it is larger than the sum of its proper divisors (4537597007).
30538565233 is a wasteful number, since it uses less digits than its factorization.
30538565233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33168.
The product of its (nonzero) digits is 972000, while the sum is 43.
The spelling of 30538565233 in words is "thirty billion, five hundred thirty-eight million, five hundred sixty-five thousand, two hundred thirty-three".
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