Base | Representation |
---|---|
bin | 11101001101101100… |
… | …010010101110001110 |
3 | 2222222002212001222002 |
4 | 131031230102232032 |
5 | 1003220231241401 |
6 | 22224345552302 |
7 | 2160222351653 |
oct | 351554225616 |
9 | 88862761862 |
10 | 31368227726 |
11 | 12337601850 |
12 | 60b51a5692 |
13 | 2c5b99acc4 |
14 | 1738049c2a |
15 | c38ce4a6b |
hex | 74db12b8e |
31368227726 has 32 divisors (see below), whose sum is σ = 54044737920. Its totient is φ = 13504514400.
The previous prime is 31368227719. The next prime is 31368227729. The reversal of 31368227726 is 62772286313.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31368227729) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2493785 + ... + 2506331.
It is an arithmetic number, because the mean of its divisors is an integer number (1688898060).
Almost surely, 231368227726 is an apocalyptic number.
31368227726 is a deficient number, since it is larger than the sum of its proper divisors (22676510194).
31368227726 is a wasteful number, since it uses less digits than its factorization.
31368227726 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18560.
The product of its digits is 1016064, while the sum is 47.
The spelling of 31368227726 in words is "thirty-one billion, three hundred sixty-eight million, two hundred twenty-seven thousand, seven hundred twenty-six".
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