Base | Representation |
---|---|
bin | 110100110110… |
… | …010011101000 |
3 | 222001212000110 |
4 | 310312103220 |
5 | 12021311203 |
6 | 1212534320 |
7 | 225520314 |
oct | 64662350 |
9 | 28055013 |
10 | 13853928 |
11 | 7902730 |
12 | 47813a0 |
13 | 2b40aba |
14 | 1ba8b44 |
15 | 1339d03 |
hex | d364e8 |
13853928 has 64 divisors (see below), whose sum is σ = 38243520. Its totient is φ = 4147200.
The previous prime is 13853927. The next prime is 13853951. The reversal of 13853928 is 82935831.
13853928 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (13853923) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25338 + ... + 25878.
It is an arithmetic number, because the mean of its divisors is an integer number (597555).
Almost surely, 213853928 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13853928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19121760).
13853928 is an abundant number, since it is smaller than the sum of its proper divisors (24389592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13853928 is a wasteful number, since it uses less digits than its factorization.
13853928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 658 (or 654 counting only the distinct ones).
The product of its digits is 51840, while the sum is 39.
The square root of 13853928 is about 3722.0865116222. The cubic root of 13853928 is about 240.1730696099.
The spelling of 13853928 in words is "thirteen million, eight hundred fifty-three thousand, nine hundred twenty-eight".
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