Base | Representation |
---|---|
bin | 110100111011… |
… | …001000000100 |
3 | 222002212002120 |
4 | 310323020010 |
5 | 12022424133 |
6 | 1213205540 |
7 | 225632004 |
oct | 64731004 |
9 | 28085076 |
10 | 13873668 |
11 | 7916546 |
12 | 47908b0 |
13 | 2b49a93 |
14 | 1bb2004 |
15 | 1340ab3 |
hex | d3b204 |
13873668 has 24 divisors (see below), whose sum is σ = 33247872. Its totient is φ = 4499424.
The previous prime is 13873661. The next prime is 13873679. The reversal of 13873668 is 86637831.
It is not an unprimeable number, because it can be changed into a prime (13873661) 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, 15180 + ... + 16067.
It is an arithmetic number, because the mean of its divisors is an integer number (1385328).
Almost surely, 213873668 is an apocalyptic number.
It is an amenable number.
13873668 is an abundant number, since it is smaller than the sum of its proper divisors (19374204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13873668 is a wasteful number, since it uses less digits than its factorization.
13873668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31291 (or 31289 counting only the distinct ones).
The product of its digits is 145152, while the sum is 42.
The square root of 13873668 is about 3724.7373061734. The cubic root of 13873668 is about 240.2870870063.
It can be divided in two parts, 13873 and 668, that added together give a palindrome (14541).
The spelling of 13873668 in words is "thirteen million, eight hundred seventy-three thousand, six hundred sixty-eight".
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