Base | Representation |
---|---|
bin | 11000101010011001… |
… | …00000100101111110 |
3 | 1021011202100020002012 |
4 | 30111030200211332 |
5 | 204104032041104 |
6 | 10025501531222 |
7 | 646053262361 |
oct | 142514404576 |
9 | 37152306065 |
10 | 13240502654 |
11 | 5684a11685 |
12 | 2696273b12 |
13 | 133016a572 |
14 | 8d86920d8 |
15 | 52760bd6e |
hex | 31532097e |
13240502654 has 4 divisors (see below), whose sum is σ = 19860753984. Its totient is φ = 6620251326.
The previous prime is 13240502633. The next prime is 13240502669. The reversal of 13240502654 is 45620504231.
It is a semiprime because it is the product of two primes.
It is a self number, because there is not a number n which added to its sum of digits gives 13240502654.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3310125662 + ... + 3310125665.
It is an arithmetic number, because the mean of its divisors is an integer number (4965188496).
Almost surely, 213240502654 is an apocalyptic number.
13240502654 is a deficient number, since it is larger than the sum of its proper divisors (6620251330).
13240502654 is an equidigital number, since it uses as much as digits as its factorization.
13240502654 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6620251329.
The product of its (nonzero) digits is 28800, while the sum is 32.
The spelling of 13240502654 in words is "thirteen billion, two hundred forty million, five hundred two thousand, six hundred fifty-four".
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