Base | Representation |
---|---|
bin | 11100001111011111… |
… | …001001110011100100 |
3 | 2220021101002002021222 |
4 | 130033133021303210 |
5 | 444101044032230 |
6 | 21533025155512 |
7 | 2122320545462 |
oct | 341737116344 |
9 | 86241062258 |
10 | 30324595940 |
11 | 11951497841 |
12 | 5a6378bb98 |
13 | 2b236c51c2 |
14 | 16795c1832 |
15 | bc73956e5 |
hex | 70f7c9ce4 |
30324595940 has 12 divisors (see below), whose sum is σ = 63681651516. Its totient is φ = 12129838368.
The previous prime is 30324595913. The next prime is 30324595949. The reversal of 30324595940 is 4959542303.
It can be written as a sum of positive squares in 2 ways, for example, as 3276188644 + 27048407296 = 57238^2 + 164464^2 .
It is a super-2 number, since 2×303245959402 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30324595891 and 30324595900.
It is not an unprimeable number, because it can be changed into a prime (30324595949) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 758114879 + ... + 758114918.
It is an arithmetic number, because the mean of its divisors is an integer number (5306804293).
Almost surely, 230324595940 is an apocalyptic number.
It is an amenable number.
30324595940 is an abundant number, since it is smaller than the sum of its proper divisors (33357055576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30324595940 is a wasteful number, since it uses less digits than its factorization.
30324595940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1516229806 (or 1516229804 counting only the distinct ones).
The product of its (nonzero) digits is 583200, while the sum is 44.
The spelling of 30324595940 in words is "thirty billion, three hundred twenty-four million, five hundred ninety-five thousand, nine hundred forty".
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