Base | Representation |
---|---|
bin | 11101010011001100… |
… | …111110010000101010 |
3 | 10000012112211011200000 |
4 | 131103030332100222 |
5 | 1003412413240441 |
6 | 22241451323430 |
7 | 2162424242205 |
oct | 352314762052 |
9 | 100175734600 |
10 | 31460680746 |
11 | 12384809100 |
12 | 6120150576 |
13 | 2c74b9b631 |
14 | 174643493c |
15 | c41ea82b6 |
hex | 75333e42a |
31460680746 has 144 divisors (see below), whose sum is σ = 78134644224. Its totient is φ = 9480240000.
The previous prime is 31460680723. The next prime is 31460680759. The reversal of 31460680746 is 64708606413.
It is a happy number.
31460680746 is a `hidden beast` number, since 31 + 4 + 606 + 8 + 0 + 7 + 4 + 6 = 666.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 11230546 + ... + 11233346.
It is an arithmetic number, because the mean of its divisors is an integer number (542601696).
Almost surely, 231460680746 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31460680746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39067322112).
31460680746 is an abundant number, since it is smaller than the sum of its proper divisors (46673963478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31460680746 is a wasteful number, since it uses less digits than its factorization.
31460680746 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3031 (or 3008 counting only the distinct ones).
The product of its (nonzero) digits is 580608, while the sum is 45.
The spelling of 31460680746 in words is "thirty-one billion, four hundred sixty million, six hundred eighty thousand, seven hundred forty-six".
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