Base | Representation |
---|---|
bin | 11100011011010111… |
… | …101010010000010010 |
3 | 2220210021012202000201 |
4 | 130123113222100102 |
5 | 1000003113131130 |
6 | 22004510205414 |
7 | 2130261236020 |
oct | 343327522022 |
9 | 86707182021 |
10 | 30523958290 |
11 | 11a43a84711 |
12 | 5aba4b386a |
13 | 2b55ab81a7 |
14 | 1697c79710 |
15 | bd9b25bca |
hex | 71b5ea412 |
30523958290 has 32 divisors (see below), whose sum is σ = 62937221760. Its totient is φ = 10441177344.
The previous prime is 30523958279. The next prime is 30523958317. The reversal of 30523958290 is 9285932503.
It is a happy number.
It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 30523958290.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 473220 + ... + 533839.
It is an arithmetic number, because the mean of its divisors is an integer number (1966788180).
Almost surely, 230523958290 is an apocalyptic number.
30523958290 is an abundant number, since it is smaller than the sum of its proper divisors (32413263470).
30523958290 is a wasteful number, since it uses less digits than its factorization.
30523958290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1007506.
The product of its (nonzero) digits is 583200, while the sum is 46.
The spelling of 30523958290 in words is "thirty billion, five hundred twenty-three million, nine hundred fifty-eight thousand, two hundred ninety".
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