Base | Representation |
---|---|
bin | 110011001100… |
… | …100001001000 |
3 | 221020211121212 |
4 | 303030201020 |
5 | 11413424431 |
6 | 1155352252 |
7 | 222034106 |
oct | 63144110 |
9 | 27224555 |
10 | 13420616 |
11 | 7637120 |
12 | 45b2688 |
13 | 2a1b7c1 |
14 | 1ad4c76 |
15 | 12a172b |
hex | ccc848 |
13420616 has 32 divisors (see below), whose sum is σ = 29069280. Its totient is φ = 5740800.
The previous prime is 13420597. The next prime is 13420619. The reversal of 13420616 is 61602431.
It is a happy number.
It is a super-2 number, since 2×134206162 = 360225867638912, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13420591 and 13420600.
It is not an unprimeable number, because it can be changed into a prime (13420619) 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, 2990 + ... + 5981.
It is an arithmetic number, because the mean of its divisors is an integer number (908415).
Almost surely, 213420616 is an apocalyptic number.
It is an amenable number.
13420616 is an abundant number, since it is smaller than the sum of its proper divisors (15648664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13420616 is a wasteful number, since it uses less digits than its factorization.
13420616 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9005 (or 9001 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 23.
The square root of 13420616 is about 3663.4158923060. The cubic root of 13420616 is about 237.6425205524.
The spelling of 13420616 in words is "thirteen million, four hundred twenty thousand, six hundred sixteen".
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