Base | Representation |
---|---|
bin | 110100100010… |
… | …010010100000 |
3 | 221220200112201 |
4 | 310202102200 |
5 | 12011200221 |
6 | 1211102544 |
7 | 225026263 |
oct | 64422240 |
9 | 27820481 |
10 | 13771936 |
11 | 7857072 |
12 | 4741a54 |
13 | 2b12699 |
14 | 1b86cda |
15 | 1320891 |
hex | d224a0 |
13771936 has 24 divisors (see below), whose sum is σ = 27990144. Its totient is φ = 6663360.
The previous prime is 13771913. The next prime is 13771937. The reversal of 13771936 is 63917731.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 13771895 and 13771904.
It is not an unprimeable number, because it can be changed into a prime (13771937) 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, 5950 + ... + 7933.
It is an arithmetic number, because the mean of its divisors is an integer number (1166256).
Almost surely, 213771936 is an apocalyptic number.
13771936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
13771936 is the 1984-th nonagonal number.
It is an amenable number.
13771936 is an abundant number, since it is smaller than the sum of its proper divisors (14218208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13771936 is a wasteful number, since it uses less digits than its factorization.
13771936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13924 (or 13916 counting only the distinct ones).
The product of its digits is 23814, while the sum is 37.
The square root of 13771936 is about 3711.0559144265. The cubic root of 13771936 is about 239.6983246625.
The spelling of 13771936 in words is "thirteen million, seven hundred seventy-one thousand, nine hundred thirty-six".
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