Base | Representation |
---|---|
bin | 11101001100000001… |
… | …000011101010011000 |
3 | 2222220010221212210110 |
4 | 131030001003222120 |
5 | 1003141032213012 |
6 | 22221503244320 |
7 | 2156431411266 |
oct | 351401035230 |
9 | 88803855713 |
10 | 31340116632 |
11 | 12322751540 |
12 | 60a78a96a0 |
13 | 2c55c07a16 |
14 | 173440d436 |
15 | c365e073c |
hex | 74c043a98 |
31340116632 has 96 divisors (see below), whose sum is σ = 85945164480. Its totient is φ = 9444833280.
The previous prime is 31340116553. The next prime is 31340116651. The reversal of 31340116632 is 23661104313.
It is a self number, because there is not a number n which added to its sum of digits gives 31340116632.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9832143 + ... + 9835329.
It is an arithmetic number, because the mean of its divisors is an integer number (895262130).
Almost surely, 231340116632 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31340116632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42972582240).
31340116632 is an abundant number, since it is smaller than the sum of its proper divisors (54605047848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31340116632 is a wasteful number, since it uses less digits than its factorization.
31340116632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3593 (or 3396 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 30.
It can be divided in two parts, 313401 and 16632, that added together give a palindrome (330033).
The spelling of 31340116632 in words is "thirty-one billion, three hundred forty million, one hundred sixteen thousand, six hundred thirty-two".
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