Base | Representation |
---|---|
bin | 11001010011000101… |
… | …11100011111011101 |
3 | 1022001112210110011200 |
4 | 30221202330133131 |
5 | 210303433202123 |
6 | 10123415510113 |
7 | 660400325634 |
oct | 145142743735 |
9 | 38045713150 |
10 | 13581928413 |
11 | 583a70a929 |
12 | 2770688339 |
13 | 1385b10b41 |
14 | 92bb6a51b |
15 | 5475a0143 |
hex | 3298bc7dd |
13581928413 has 24 divisors (see below), whose sum is σ = 20257036800. Its totient is φ = 8760005280.
The previous prime is 13581928391. The next prime is 13581928417. The reversal of 13581928413 is 31482918531.
13581928413 is a `hidden beast` number, since 1 + 3 + 581 + 9 + 28 + 41 + 3 = 666.
It is a de Polignac number, because none of the positive numbers 2k-13581928413 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13581928417) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1725595 + ... + 1733447.
It is an arithmetic number, because the mean of its divisors is an integer number (844043200).
Almost surely, 213581928413 is an apocalyptic number.
It is an amenable number.
13581928413 is a deficient number, since it is larger than the sum of its proper divisors (6675108387).
13581928413 is a wasteful number, since it uses less digits than its factorization.
13581928413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14089 (or 14086 counting only the distinct ones).
The product of its digits is 207360, while the sum is 45.
The spelling of 13581928413 in words is "thirteen billion, five hundred eighty-one million, nine hundred twenty-eight thousand, four hundred thirteen".
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