Base | Representation |
---|---|
bin | 1110110101001110010100 |
3 | 21022112100202 |
4 | 32311032110 |
5 | 1443404040 |
6 | 215200032 |
7 | 45022223 |
oct | 16651624 |
9 | 7275322 |
10 | 3888020 |
11 | 2216144 |
12 | 1376018 |
13 | a61906 |
14 | 732cba |
15 | 51c015 |
hex | 3b5394 |
3888020 has 24 divisors (see below), whose sum is σ = 8429568. Its totient is φ = 1504800.
The previous prime is 3888013. The next prime is 3888023. The reversal of 3888020 is 208883.
It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3888023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2516 + ... + 3755.
It is an arithmetic number, because the mean of its divisors is an integer number (351232).
Almost surely, 23888020 is an apocalyptic number.
It is an amenable number.
3888020 is an abundant number, since it is smaller than the sum of its proper divisors (4541548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3888020 is a wasteful number, since it uses less digits than its factorization.
3888020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6311 (or 6309 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 29.
The square root of 3888020 is about 1971.8062785172. The cubic root of 3888020 is about 157.2447532757.
The spelling of 3888020 in words is "three million, eight hundred eighty-eight thousand, twenty".
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