Base | Representation |
---|---|
bin | 110100101111… |
… | …111111001100 |
3 | 222000112111210 |
4 | 310233333030 |
5 | 12014444134 |
6 | 1212214420 |
7 | 225351666 |
oct | 64577714 |
9 | 28015453 |
10 | 13828044 |
11 | 789523a |
12 | 476a410 |
13 | 2b32099 |
14 | 1b9d536 |
15 | 13322e9 |
hex | d2ffcc |
13828044 has 12 divisors (see below), whose sum is σ = 32265464. Its totient is φ = 4609344.
The previous prime is 13828043. The next prime is 13828057. The reversal of 13828044 is 44082831.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (13828043) 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, 576157 + ... + 576180.
Almost surely, 213828044 is an apocalyptic number.
It is an amenable number.
13828044 is an abundant number, since it is smaller than the sum of its proper divisors (18437420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13828044 is a wasteful number, since it uses less digits than its factorization.
13828044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1152344 (or 1152342 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 30.
The square root of 13828044 is about 3718.6078040041. The cubic root of 13828044 is about 240.0234004961.
It can be divided in two parts, 138 and 28044, that added together give a palindrome (28182).
The spelling of 13828044 in words is "thirteen million, eight hundred twenty-eight thousand, forty-four".
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