Base | Representation |
---|---|
bin | 110100100010… |
… | …000000110100 |
3 | 221220121222210 |
4 | 310202000310 |
5 | 12011131204 |
6 | 1211053420 |
7 | 225023055 |
oct | 64420064 |
9 | 27817883 |
10 | 13770804 |
11 | 7856233 |
12 | 4741270 |
13 | 2b12008 |
14 | 1b8672c |
15 | 1320389 |
hex | d22034 |
13770804 has 12 divisors (see below), whose sum is σ = 32131904. Its totient is φ = 4590264.
The previous prime is 13770803. The next prime is 13770817. The reversal of 13770804 is 40807731.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13770803) 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, 573772 + ... + 573795.
Almost surely, 213770804 is an apocalyptic number.
It is an amenable number.
13770804 is an abundant number, since it is smaller than the sum of its proper divisors (18361100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13770804 is a wasteful number, since it uses less digits than its factorization.
13770804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1147574 (or 1147572 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 30.
The square root of 13770804 is about 3710.9033940538. The cubic root of 13770804 is about 239.6917570568.
The spelling of 13770804 in words is "thirteen million, seven hundred seventy thousand, eight hundred four".
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