Base | Representation |
---|---|
bin | 110011000010… |
… | …000010010101 |
3 | 221011122201211 |
4 | 303002002111 |
5 | 11411041220 |
6 | 1154421421 |
7 | 221464666 |
oct | 63020225 |
9 | 27148654 |
10 | 13377685 |
11 | 7607942 |
12 | 4591871 |
13 | 2a050b9 |
14 | 1ac336d |
15 | 1293b5a |
hex | cc2095 |
13377685 has 8 divisors (see below), whose sum is σ = 16445016. Its totient is φ = 10440960.
The previous prime is 13377649. The next prime is 13377701. The reversal of 13377685 is 58677331.
It can be written as a sum of positive squares in 4 ways, for example, as 367236 + 13010449 = 606^2 + 3607^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13377685 - 27 = 13377557 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32424 + ... + 32833.
It is an arithmetic number, because the mean of its divisors is an integer number (2055627).
Almost surely, 213377685 is an apocalyptic number.
It is an amenable number.
13377685 is a deficient number, since it is larger than the sum of its proper divisors (3067331).
13377685 is an equidigital number, since it uses as much as digits as its factorization.
13377685 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65303.
The product of its digits is 105840, while the sum is 40.
The square root of 13377685 is about 3657.5517768037. The cubic root of 13377685 is about 237.3888528864.
The spelling of 13377685 in words is "thirteen million, three hundred seventy-seven thousand, six hundred eighty-five".
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