Base | Representation |
---|---|
bin | 11001001110001110… |
… | …01001100111101101 |
3 | 1021221200221112021121 |
4 | 30213013021213231 |
5 | 210213004301400 |
6 | 10115400300541 |
7 | 656363226604 |
oct | 144707114755 |
9 | 37850845247 |
10 | 13541087725 |
11 | 58196556a0 |
12 | 275aa71751 |
13 | 137a511759 |
14 | 926578a3b |
15 | 543bd421a |
hex | 3271c99ed |
13541087725 has 24 divisors (see below), whose sum is σ = 18376413120. Its totient is φ = 9816336000.
The previous prime is 13541087723. The next prime is 13541087761. The reversal of 13541087725 is 52778014531.
It is not a de Polignac number, because 13541087725 - 21 = 13541087723 is a prime.
It is a super-2 number, since 2×135410877252 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13541087723) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 6361 + ... + 164689.
It is an arithmetic number, because the mean of its divisors is an integer number (765683880).
Almost surely, 213541087725 is an apocalyptic number.
It is an amenable number.
13541087725 is a deficient number, since it is larger than the sum of its proper divisors (4835325395).
13541087725 is a wasteful number, since it uses less digits than its factorization.
13541087725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 158661 (or 158656 counting only the distinct ones).
The product of its (nonzero) digits is 235200, while the sum is 43.
The spelling of 13541087725 in words is "thirteen billion, five hundred forty-one million, eighty-seven thousand, seven hundred twenty-five".
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