Base | Representation |
---|---|
bin | 110010010111… |
… | …001111100110 |
3 | 220211202022000 |
4 | 302113033212 |
5 | 11334434111 |
6 | 1150550130 |
7 | 220134660 |
oct | 62271746 |
9 | 26752260 |
10 | 13202406 |
11 | 74a8188 |
12 | 4508346 |
13 | 2973399 |
14 | 1a79530 |
15 | 125bc56 |
hex | c973e6 |
13202406 has 64 divisors (see below), whose sum is σ = 34214400. Its totient is φ = 3695328.
The previous prime is 13202389. The next prime is 13202411. The reversal of 13202406 is 60420231.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19705 + ... + 20363.
It is an arithmetic number, because the mean of its divisors is an integer number (534600).
Almost surely, 213202406 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13202406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17107200).
13202406 is an abundant number, since it is smaller than the sum of its proper divisors (21011994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13202406 is a wasteful number, since it uses less digits than its factorization.
13202406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 730 (or 724 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 13202406 is about 3633.5115246824. The cubic root of 13202406 is about 236.3475082504.
Adding to 13202406 its reverse (60420231), we get a palindrome (73622637).
The spelling of 13202406 in words is "thirteen million, two hundred two thousand, four hundred six".
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