Base | Representation |
---|---|
bin | 1101111011010010000101… |
… | …11100110001001110110111 |
3 | 11000102122111221110210022000 |
4 | 12331221002330301032313 |
5 | 13003221420423001111 |
6 | 145044325345510343 |
7 | 6310346134264251 |
oct | 675510274611667 |
9 | 130378457423260 |
10 | 30624240047031 |
11 | 9837738152774 |
12 | 35272240423b3 |
13 | 1411b13032147 |
14 | 77c314ab4cd1 |
15 | 381917c52c56 |
hex | 1bda42f313b7 |
30624240047031 has 32 divisors (see below), whose sum is σ = 47509106219520. Its totient is φ = 19459495484352.
The previous prime is 30624240046987. The next prime is 30624240047039. The reversal of 30624240047031 is 13074004242603.
30624240047031 is a `hidden beast` number, since 3 + 0 + 6 + 242 + 400 + 4 + 7 + 0 + 3 + 1 = 666.
It is not a de Polignac number, because 30624240047031 - 217 = 30624239915959 is a prime.
It is a super-2 number, since 2×306242400470312 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30624240047039) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86952166 + ... + 87303651.
It is an arithmetic number, because the mean of its divisors is an integer number (1484659569360).
Almost surely, 230624240047031 is an apocalyptic number.
30624240047031 is a deficient number, since it is larger than the sum of its proper divisors (16884866172489).
30624240047031 is a wasteful number, since it uses less digits than its factorization.
30624240047031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174256132 (or 174256126 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 36.
Adding to 30624240047031 its reverse (13074004242603), we get a palindrome (43698244289634).
The spelling of 30624240047031 in words is "thirty trillion, six hundred twenty-four billion, two hundred forty million, forty-seven thousand, thirty-one".
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