Base | Representation |
---|---|
bin | 1110000111001011101010… |
… | …00010100010001000110100 |
3 | 11001212201212020221212100021 |
4 | 13003211311002202020310 |
5 | 13031421243142440423 |
6 | 150000224351054524 |
7 | 6352032130221400 |
oct | 703456502421064 |
9 | 131781766855307 |
10 | 31033102311988 |
11 | 9985079250987 |
12 | 359250b211444 |
13 | 144154172733a |
14 | 79401dc78100 |
15 | 38c3976bc95d |
hex | 1c39750a2234 |
31033102311988 has 36 divisors (see below), whose sum is σ = 63177462937092. Its totient is φ = 13299283468800.
The previous prime is 31033102311971. The next prime is 31033102312073. The reversal of 31033102311988 is 88911320133013.
It can be written as a sum of positive squares in 2 ways, for example, as 22960753060644 + 8072349251344 = 4791738^2 + 2841188^2 .
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 568870 + ... + 7898722.
Almost surely, 231033102311988 is an apocalyptic number.
It is an amenable number.
31033102311988 is an abundant number, since it is smaller than the sum of its proper divisors (32144360625104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31033102311988 is a wasteful number, since it uses less digits than its factorization.
31033102311988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7351472 (or 7351463 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 43.
The spelling of 31033102311988 in words is "thirty-one trillion, thirty-three billion, one hundred two million, three hundred eleven thousand, nine hundred eighty-eight".
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