Base | Representation |
---|---|
bin | 1011110101111100001010… |
… | …0011101111000110001111 |
3 | 1201002211021111001210220201 |
4 | 2331133002203233012033 |
5 | 3201320120331201111 |
6 | 43405523544154331 |
7 | 2512521125656453 |
oct | 275370243570617 |
9 | 51084244053821 |
10 | 13021310022031 |
11 | 4170341051753 |
12 | 156374a4689a7 |
13 | 735b9a8998cc |
14 | 3303402ba663 |
15 | 178aaa4226c1 |
hex | bd7c28ef18f |
13021310022031 has 2 divisors, whose sum is σ = 13021310022032. Its totient is φ = 13021310022030.
The previous prime is 13021310021983. The next prime is 13021310022089. The reversal of 13021310022031 is 13022001312031.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13021310022031 - 29 = 13021310021519 is a prime.
It is a super-2 number, since 2×130213100220312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13021310022131) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510655011015 + 6510655011016.
It is an arithmetic number, because the mean of its divisors is an integer number (6510655011016).
Almost surely, 213021310022031 is an apocalyptic number.
13021310022031 is a deficient number, since it is larger than the sum of its proper divisors (1).
13021310022031 is an equidigital number, since it uses as much as digits as its factorization.
13021310022031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 13021310022031 its reverse (13022001312031), we get a palindrome (26043311334062).
The spelling of 13021310022031 in words is "thirteen trillion, twenty-one billion, three hundred ten million, twenty-two thousand, thirty-one".
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