Base | Representation |
---|---|
bin | 11100011011010100… |
… | …010010010011101100 |
3 | 2220210012112210200210 |
4 | 130123110102103230 |
5 | 1000002401330042 |
6 | 22004435222420 |
7 | 2130250563162 |
oct | 343324222354 |
9 | 86705483623 |
10 | 30523073772 |
11 | 11a43530104 |
12 | 5aba147a10 |
13 | 2b558686c9 |
14 | 1697ac9232 |
15 | bd99eda9c |
hex | 71b5124ec |
30523073772 has 24 divisors (see below), whose sum is σ = 74317049856. Its totient is φ = 9731994448.
The previous prime is 30523073771. The next prime is 30523073821. The reversal of 30523073772 is 27737032503.
It is a self number, because there is not a number n which added to its sum of digits gives 30523073772.
It is not an unprimeable number, because it can be changed into a prime (30523073771) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55295148 + ... + 55295699.
It is an arithmetic number, because the mean of its divisors is an integer number (3096543744).
Almost surely, 230523073772 is an apocalyptic number.
It is an amenable number.
30523073772 is an abundant number, since it is smaller than the sum of its proper divisors (43793976084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30523073772 is a wasteful number, since it uses less digits than its factorization.
30523073772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110590877 (or 110590875 counting only the distinct ones).
The product of its (nonzero) digits is 185220, while the sum is 39.
The spelling of 30523073772 in words is "thirty billion, five hundred twenty-three million, seventy-three thousand, seven hundred seventy-two".
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