Base | Representation |
---|---|
bin | 1011010100101… |
… | …0110110001100 |
3 | 10022100212110012 |
4 | 2311022312030 |
5 | 44124224432 |
6 | 4413532352 |
7 | 1114452035 |
oct | 265126614 |
9 | 108325405 |
10 | 47492492 |
11 | 248988a3 |
12 | 13aa40b8 |
13 | 9abac88 |
14 | 6443a8c |
15 | 4281cb2 |
hex | 2d4ad8c |
47492492 has 12 divisors (see below), whose sum is σ = 88000920. Its totient is φ = 22349376.
The previous prime is 47492491. The next prime is 47492507. The reversal of 47492492 is 29429474.
47492492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (47492491) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349142 + ... + 349277.
It is an arithmetic number, because the mean of its divisors is an integer number (7333410).
Almost surely, 247492492 is an apocalyptic number.
It is an amenable number.
47492492 is a deficient number, since it is larger than the sum of its proper divisors (40508428).
47492492 is a wasteful number, since it uses less digits than its factorization.
47492492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 698440 (or 698438 counting only the distinct ones).
The product of its digits is 145152, while the sum is 41.
The square root of 47492492 is about 6891.4796669511. The cubic root of 47492492 is about 362.1387398970.
The spelling of 47492492 in words is "forty-seven million, four hundred ninety-two thousand, four hundred ninety-two".
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