Base | Representation |
---|---|
bin | 11100110011011101… |
… | …111110000011101010 |
3 | 2221211102222200011222 |
4 | 130303131332003222 |
5 | 1001320113443300 |
6 | 22112552022042 |
7 | 2143300630055 |
oct | 346335760352 |
9 | 87742880158 |
10 | 30928265450 |
11 | 12131221665 |
12 | 5bb1991922 |
13 | 2bbb7a70b4 |
14 | 16d5841a9c |
15 | c1038a785 |
hex | 73377e0ea |
30928265450 has 48 divisors (see below), whose sum is σ = 58482328320. Its totient is φ = 12167400000.
The previous prime is 30928265443. The next prime is 30928265453. The reversal of 30928265450 is 5456282903.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (30928265453) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 742271 + ... + 782829.
It is an arithmetic number, because the mean of its divisors is an integer number (1218381840).
Almost surely, 230928265450 is an apocalyptic number.
30928265450 is a deficient number, since it is larger than the sum of its proper divisors (27554062870).
30928265450 is a wasteful number, since it uses less digits than its factorization.
30928265450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40823 (or 40818 counting only the distinct ones).
The product of its (nonzero) digits is 518400, while the sum is 44.
The spelling of 30928265450 in words is "thirty billion, nine hundred twenty-eight million, two hundred sixty-five thousand, four hundred fifty".
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