Base | Representation |
---|---|
bin | 11100100011010000… |
… | …100101100111101001 |
3 | 2221010111021111221021 |
4 | 130203100211213221 |
5 | 1000241004301100 |
6 | 22025555212441 |
7 | 2133456303100 |
oct | 344320454751 |
9 | 87114244837 |
10 | 30656322025 |
11 | 1200177052a |
12 | 5b368a7121 |
13 | 2b77350824 |
14 | 16ab693037 |
15 | be656ea1a |
hex | 7234259e9 |
30656322025 has 36 divisors (see below), whose sum is σ = 44238074832. Its totient is φ = 21012972960.
The previous prime is 30656322017. The next prime is 30656322043. The reversal of 30656322025 is 52022365603.
It is not a de Polignac number, because 30656322025 - 23 = 30656322017 is a prime.
It is a super-3 number, since 3×306563220253 (a number of 32 digits) contains 333 as substring.
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 35 ways as a sum of consecutive naturals, for example, 5243754 + ... + 5249596.
It is an arithmetic number, because the mean of its divisors is an integer number (1228835412).
Almost surely, 230656322025 is an apocalyptic number.
30656322025 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
30656322025 is a deficient number, since it is larger than the sum of its proper divisors (13581752807).
30656322025 is a wasteful number, since it uses less digits than its factorization.
30656322025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10150 (or 10138 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 34.
Adding to 30656322025 its reverse (52022365603), we get a palindrome (82678687628).
The spelling of 30656322025 in words is "thirty billion, six hundred fifty-six million, three hundred twenty-two thousand, twenty-five".
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