Base | Representation |
---|---|
bin | 11101010010000100… |
… | …010001110001010011 |
3 | 10000011012221222221001 |
4 | 131102010101301103 |
5 | 1003343023433042 |
6 | 22235531042431 |
7 | 2162103252463 |
oct | 352204216123 |
9 | 100135858831 |
10 | 31441624147 |
11 | 12374a8264a |
12 | 61158a0417 |
13 | 2c70c5873b |
14 | 1743ab3ba3 |
15 | c40491bb7 |
hex | 752111c53 |
31441624147 has 2 divisors, whose sum is σ = 31441624148. Its totient is φ = 31441624146.
The previous prime is 31441624129. The next prime is 31441624177. The reversal of 31441624147 is 74142614413.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 31441624147 - 223 = 31433235539 is a prime.
It is not a weakly prime, because it can be changed into another prime (31441624177) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15720812073 + 15720812074.
It is an arithmetic number, because the mean of its divisors is an integer number (15720812074).
Almost surely, 231441624147 is an apocalyptic number.
31441624147 is a deficient number, since it is larger than the sum of its proper divisors (1).
31441624147 is an equidigital number, since it uses as much as digits as its factorization.
31441624147 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 64512, while the sum is 37.
The spelling of 31441624147 in words is "thirty-one billion, four hundred forty-one million, six hundred twenty-four thousand, one hundred forty-seven".
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