Base | Representation |
---|---|
bin | 110001110110… |
… | …001010000100 |
3 | 220120212101200 |
4 | 301312022010 |
5 | 11321120014 |
6 | 1144022500 |
7 | 216031605 |
oct | 61661204 |
9 | 26525350 |
10 | 13066884 |
11 | 7415386 |
12 | 4461a30 |
13 | 29267ac |
14 | 1a41dac |
15 | 1231a09 |
hex | c76284 |
13066884 has 18 divisors (see below), whose sum is σ = 33030270. Its totient is φ = 4355616.
The previous prime is 13066877. The next prime is 13066901. The reversal of 13066884 is 48866031.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 12110400 + 956484 = 3480^2 + 978^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 362969 = 13066884 / (1 + 3 + 0 + 6 + 6 + 8 + 8 + 4).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 181449 + ... + 181520.
It is an arithmetic number, because the mean of its divisors is an integer number (1835015).
Almost surely, 213066884 is an apocalyptic number.
It is an amenable number.
13066884 is an abundant number, since it is smaller than the sum of its proper divisors (19963386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13066884 is a wasteful number, since it uses less digits than its factorization.
13066884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 362979 (or 362974 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 36.
The square root of 13066884 is about 3614.8145180631. The cubic root of 13066884 is about 235.5360270521.
The spelling of 13066884 in words is "thirteen million, sixty-six thousand, eight hundred eighty-four".
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