Base | Representation |
---|---|
bin | 111100110111110111… |
… | …0101110011000100001 |
3 | 110111102100101210210202 |
4 | 1321233232232120201 |
5 | 4120210211212330 |
6 | 140015323034545 |
7 | 12305310512642 |
oct | 1715756563041 |
9 | 414370353722 |
10 | 130723538465 |
11 | 50492036303 |
12 | 2140306ba55 |
13 | c433a65ac0 |
14 | 648160d6c9 |
15 | 3601635445 |
hex | 1e6fbae621 |
130723538465 has 96 divisors (see below), whose sum is σ = 182663470080. Its totient is φ = 89242103808.
The previous prime is 130723538441. The next prime is 130723538489. The reversal of 130723538465 is 564835327031.
It is an interprime number because it is at equal distance from previous prime (130723538441) and next prime (130723538489).
It is not a de Polignac number, because 130723538465 - 212 = 130723534369 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 179811932 + ... + 179812658.
It is an arithmetic number, because the mean of its divisors is an integer number (1902744480).
Almost surely, 2130723538465 is an apocalyptic number.
It is an amenable number.
130723538465 is a deficient number, since it is larger than the sum of its proper divisors (51939931615).
130723538465 is a wasteful number, since it uses less digits than its factorization.
130723538465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 959 (or 940 counting only the distinct ones).
The product of its (nonzero) digits is 1814400, while the sum is 47.
The spelling of 130723538465 in words is "one hundred thirty billion, seven hundred twenty-three million, five hundred thirty-eight thousand, four hundred sixty-five".
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