Base | Representation |
---|---|
bin | 110100101010… |
… | …111000000100 |
3 | 221222110210101 |
4 | 310222320010 |
5 | 12013311413 |
6 | 1211533444 |
7 | 225233650 |
oct | 64527004 |
9 | 27873711 |
10 | 13807108 |
11 | 7880537 |
12 | 475a284 |
13 | 2b256b3 |
14 | 1b95a60 |
15 | 132aedd |
hex | d2ae04 |
13807108 has 12 divisors (see below), whose sum is σ = 27614272. Its totient is φ = 5917320.
The previous prime is 13807099. The next prime is 13807109. The reversal of 13807108 is 80170831.
It is a happy number.
13807108 is an admirable number.
It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 493111 = 13807108 / (1 + 3 + 8 + 0 + 7 + 1 + 0 + 8).
It is not an unprimeable number, because it can be changed into a prime (13807109) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246528 + ... + 246583.
Almost surely, 213807108 is an apocalyptic number.
It is an amenable number.
13807108 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13807108 is a wasteful number, since it uses less digits than its factorization.
13807108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 493122 (or 493120 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 28.
The square root of 13807108 is about 3715.7917056800. The cubic root of 13807108 is about 239.9022055268.
Adding to 13807108 its reverse (80170831), we get a palindrome (93977939).
The spelling of 13807108 in words is "thirteen million, eight hundred seven thousand, one hundred eight".
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