Base | Representation |
---|---|
bin | 11100011111000011… |
… | …101110010011000101 |
3 | 2220221120122200220220 |
4 | 130133003232103011 |
5 | 1000114433401322 |
6 | 22015000414553 |
7 | 2131642233426 |
oct | 343703562305 |
9 | 86846580826 |
10 | 30585840837 |
11 | 11a75a00a12 |
12 | 5b17177459 |
13 | 2b65873c96 |
14 | 16a218764d |
15 | be029b55c |
hex | 71f0ee4c5 |
30585840837 has 32 divisors (see below), whose sum is σ = 43475927040. Its totient is φ = 19095711360.
The previous prime is 30585840809. The next prime is 30585840877. The reversal of 30585840837 is 73804858503.
It is not a de Polignac number, because 30585840837 - 215 = 30585808069 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30585840837.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30585840877) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 349708 + ... + 428330.
It is an arithmetic number, because the mean of its divisors is an integer number (1358622720).
Almost surely, 230585840837 is an apocalyptic number.
It is an amenable number.
30585840837 is a deficient number, since it is larger than the sum of its proper divisors (12890086203).
30585840837 is a wasteful number, since it uses less digits than its factorization.
30585840837 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78793.
The product of its (nonzero) digits is 3225600, while the sum is 51.
The spelling of 30585840837 in words is "thirty billion, five hundred eighty-five million, eight hundred forty thousand, eight hundred thirty-seven".
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