Base | Representation |
---|---|
bin | 11101100011111110… |
… | …111110100101000111 |
3 | 10000221011121002101021 |
4 | 131203332332211013 |
5 | 1010002002142321 |
6 | 22325430012011 |
7 | 2202413313121 |
oct | 354376764507 |
9 | 100834532337 |
10 | 31742224711 |
11 | 1250972726a |
12 | 619a4a7007 |
13 | 2cbb3069b2 |
14 | 17719a2211 |
15 | c5ba6d941 |
hex | 763fbe947 |
31742224711 has 2 divisors, whose sum is σ = 31742224712. Its totient is φ = 31742224710.
The previous prime is 31742224699. The next prime is 31742224741. The reversal of 31742224711 is 11742224713.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 31742224711 - 211 = 31742222663 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (31742224741) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15871112355 + 15871112356.
It is an arithmetic number, because the mean of its divisors is an integer number (15871112356).
Almost surely, 231742224711 is an apocalyptic number.
31742224711 is a deficient number, since it is larger than the sum of its proper divisors (1).
31742224711 is an equidigital number, since it uses as much as digits as its factorization.
31742224711 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 18816, while the sum is 34.
The spelling of 31742224711 in words is "thirty-one billion, seven hundred forty-two million, two hundred twenty-four thousand, seven hundred eleven".
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