Base | Representation |
---|---|
bin | 1010001001000… |
… | …0000110101011 |
3 | 2222000220201002 |
4 | 2202100012223 |
5 | 41342031131 |
6 | 4115345215 |
7 | 1024345523 |
oct | 242200653 |
9 | 88026632 |
10 | 42533291 |
11 | 22010989 |
12 | 122b220b |
13 | 8a72938 |
14 | 5912683 |
15 | 3b026cb |
hex | 28901ab |
42533291 has 2 divisors, whose sum is σ = 42533292. Its totient is φ = 42533290.
The previous prime is 42533273. The next prime is 42533311. The reversal of 42533291 is 19233524.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 42533291 - 222 = 38338987 is a prime.
It is not a weakly prime, because it can be changed into another prime (42533251) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21266645 + 21266646.
It is an arithmetic number, because the mean of its divisors is an integer number (21266646).
Almost surely, 242533291 is an apocalyptic number.
42533291 is a deficient number, since it is larger than the sum of its proper divisors (1).
42533291 is an equidigital number, since it uses as much as digits as its factorization.
42533291 is an evil number, because the sum of its binary digits is even.
The product of its digits is 6480, while the sum is 29.
The square root of 42533291 is about 6521.7552085309. The cubic root of 42533291 is about 349.0676984075.
It can be divided in two parts, 42533 and 291, that added together give a palindrome (42824).
The spelling of 42533291 in words is "forty-two million, five hundred thirty-three thousand, two hundred ninety-one".
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