Base | Representation |
---|---|
bin | 11001010001011001… |
… | …00110000010110010 |
3 | 1022000112222120222020 |
4 | 30220230212002302 |
5 | 210241311240230 |
6 | 10122150252310 |
7 | 660135245244 |
oct | 145054460262 |
9 | 38015876866 |
10 | 13567680690 |
11 | 5832669353 |
12 | 2767957096 |
13 | 1382b92a35 |
14 | 929cdc094 |
15 | 5461d8810 |
hex | 328b260b2 |
13567680690 has 64 divisors (see below), whose sum is σ = 32818210560. Its totient is φ = 3589689600.
The previous prime is 13567680661. The next prime is 13567680697. The reversal of 13567680690 is 9608676531.
It is a super-2 number, since 2×135676806902 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13567680697) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5566152 + ... + 5568588.
It is an arithmetic number, because the mean of its divisors is an integer number (512784540).
Almost surely, 213567680690 is an apocalyptic number.
13567680690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13567680690 is an abundant number, since it is smaller than the sum of its proper divisors (19250529870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13567680690 is a wasteful number, since it uses less digits than its factorization.
13567680690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3827.
The product of its (nonzero) digits is 1632960, while the sum is 51.
The spelling of 13567680690 in words is "thirteen billion, five hundred sixty-seven million, six hundred eighty thousand, six hundred ninety".
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