Base | Representation |
---|---|
bin | 11100011011001110… |
… | …011001100010000110 |
3 | 2220210002122101201122 |
4 | 130123032121202012 |
5 | 1000002002434002 |
6 | 22004342153542 |
7 | 2130231504641 |
oct | 343316314206 |
9 | 86702571648 |
10 | 30521530502 |
11 | 11a42676681 |
12 | 5ab97228b2 |
13 | 2b55448128 |
14 | 1697806a58 |
15 | bd97e66a2 |
hex | 71b399886 |
30521530502 has 32 divisors (see below), whose sum is σ = 47764080000. Its totient is φ = 14615655808.
The previous prime is 30521530421. The next prime is 30521530553. The reversal of 30521530502 is 20503512503.
It is a congruent number.
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, 1930124 + ... + 1945872.
It is an arithmetic number, because the mean of its divisors is an integer number (1492627500).
Almost surely, 230521530502 is an apocalyptic number.
30521530502 is a deficient number, since it is larger than the sum of its proper divisors (17242549498).
30521530502 is a wasteful number, since it uses less digits than its factorization.
30521530502 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16240.
The product of its (nonzero) digits is 4500, while the sum is 26.
The spelling of 30521530502 in words is "thirty billion, five hundred twenty-one million, five hundred thirty thousand, five hundred two".
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