Base | Representation |
---|---|
bin | 101101100100000000001… |
… | …000010000001000011100 |
3 | 102002022202002120201101120 |
4 | 231210000020100020130 |
5 | 402244324012301022 |
6 | 10354213222210540 |
7 | 442131632055051 |
oct | 55440010201034 |
9 | 12068662521346 |
10 | 3131033322012 |
11 | aa7955758a42 |
12 | 426994883a50 |
13 | 19934180a97b |
14 | ab785705028 |
15 | 566a316bd5c |
hex | 2d90021021c |
3131033322012 has 24 divisors (see below), whose sum is σ = 7306155558912. Its totient is φ = 1043619039600.
The previous prime is 3131033322007. The next prime is 3131033322047. The reversal of 3131033322012 is 2102233301313.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7119414 + ... + 7546397.
It is an arithmetic number, because the mean of its divisors is an integer number (304423148288).
Almost surely, 23131033322012 is an apocalyptic number.
It is an amenable number.
3131033322012 is an abundant number, since it is smaller than the sum of its proper divisors (4175122236900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3131033322012 is a wasteful number, since it uses less digits than its factorization.
3131033322012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14683609 (or 14683607 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 24.
Adding to 3131033322012 its reverse (2102233301313), we get a palindrome (5233266623325).
The spelling of 3131033322012 in words is "three trillion, one hundred thirty-one billion, thirty-three million, three hundred twenty-two thousand, twelve".
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