Base | Representation |
---|---|
bin | 110011000000… |
… | …000110010001 |
3 | 221011020211202 |
4 | 303000012101 |
5 | 11410312440 |
6 | 1154320545 |
7 | 221432564 |
oct | 63000621 |
9 | 27136752 |
10 | 13369745 |
11 | 7601984 |
12 | 4589155 |
13 | 2a015bc |
14 | 1ac04db |
15 | 1291615 |
hex | cc0191 |
13369745 has 8 divisors (see below), whose sum is σ = 16082880. Its totient is φ = 10669680.
The previous prime is 13369717. The next prime is 13369747. The reversal of 13369745 is 54796331.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-13369745 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 13369699 and 13369708.
It is not an unprimeable number, because it can be changed into a prime (13369747) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851 + ... + 5240.
It is an arithmetic number, because the mean of its divisors is an integer number (2010360).
Almost surely, 213369745 is an apocalyptic number.
It is an amenable number.
13369745 is a deficient number, since it is larger than the sum of its proper divisors (2713135).
13369745 is an equidigital number, since it uses as much as digits as its factorization.
13369745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6535.
The product of its digits is 68040, while the sum is 38.
The square root of 13369745 is about 3656.4661901896. The cubic root of 13369745 is about 237.3418781291.
The spelling of 13369745 in words is "thirteen million, three hundred sixty-nine thousand, seven hundred forty-five".
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