Base | Representation |
---|---|
bin | 110011111010… |
… | …011011110101 |
3 | 221121101121200 |
4 | 303322123311 |
5 | 11440434233 |
6 | 1203403113 |
7 | 223446330 |
oct | 63723365 |
9 | 27541550 |
10 | 13608693 |
11 | 775545a |
12 | 4683499 |
13 | 2a862a7 |
14 | 1b43617 |
15 | 12dc313 |
hex | cfa6f5 |
13608693 has 24 divisors (see below), whose sum is σ = 23649600. Its totient is φ = 7366464.
The previous prime is 13608691. The next prime is 13608697. The reversal of 13608693 is 39680631.
It is a happy number.
It is not a de Polignac number, because 13608693 - 21 = 13608691 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13608691) 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, 4488 + ... + 6881.
It is an arithmetic number, because the mean of its divisors is an integer number (985400).
Almost surely, 213608693 is an apocalyptic number.
It is an amenable number.
13608693 is a deficient number, since it is larger than the sum of its proper divisors (10040907).
13608693 is a wasteful number, since it uses less digits than its factorization.
13608693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11401 (or 11398 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 36.
The square root of 13608693 is about 3688.9962049316. The cubic root of 13608693 is about 238.7474851484.
The spelling of 13608693 in words is "thirteen million, six hundred eight thousand, six hundred ninety-three".
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