Base | Representation |
---|---|
bin | 11101000100011100… |
… | …000000010100110010 |
3 | 2222120021200210222012 |
4 | 131010130000110302 |
5 | 1002411004304442 |
6 | 22201122042522 |
7 | 2153325544325 |
oct | 350434002462 |
9 | 88507623865 |
10 | 31212963122 |
11 | 122679a41a0 |
12 | 60711a9442 |
13 | 2c35777a63 |
14 | 17215907bc |
15 | c2a375582 |
hex | 744700532 |
31212963122 has 8 divisors (see below), whose sum is σ = 51075757872. Its totient is φ = 14187710500.
The previous prime is 31212963097. The next prime is 31212963137. The reversal of 31212963122 is 22136921213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
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, 709385504 + ... + 709385547.
It is an arithmetic number, because the mean of its divisors is an integer number (6384469734).
Almost surely, 231212963122 is an apocalyptic number.
31212963122 is a deficient number, since it is larger than the sum of its proper divisors (19862794750).
31212963122 is a wasteful number, since it uses less digits than its factorization.
31212963122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1418771064.
The product of its digits is 7776, while the sum is 32.
The spelling of 31212963122 in words is "thirty-one billion, two hundred twelve million, nine hundred sixty-three thousand, one hundred twenty-two".
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