Base | Representation |
---|---|
bin | 11100010101010100… |
… | …010101011001010100 |
3 | 2220112012011012222000 |
4 | 130111110111121110 |
5 | 444301120014444 |
6 | 21550442035300 |
7 | 2124616221102 |
oct | 342524253124 |
9 | 86465135860 |
10 | 30422423124 |
11 | 119a1734855 |
12 | 5a904a8b30 |
13 | 2b3aa57a02 |
14 | 16885a8c72 |
15 | bd0c6b469 |
hex | 715515654 |
30422423124 has 96 divisors (see below), whose sum is σ = 81070416000. Its totient is φ = 9858723840.
The previous prime is 30422423111. The next prime is 30422423147. The reversal of 30422423124 is 42132422403.
30422423124 is a `hidden beast` number, since 3 + 0 + 422 + 4 + 231 + 2 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6786964 + ... + 6791444.
It is an arithmetic number, because the mean of its divisors is an integer number (844483500).
Almost surely, 230422423124 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30422423124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40535208000).
30422423124 is an abundant number, since it is smaller than the sum of its proper divisors (50647992876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30422423124 is a wasteful number, since it uses less digits than its factorization.
30422423124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6230 (or 6222 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 27.
Adding to 30422423124 its reverse (42132422403), we get a palindrome (72554845527).
The spelling of 30422423124 in words is "thirty billion, four hundred twenty-two million, four hundred twenty-three thousand, one hundred twenty-four".
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