Base | Representation |
---|---|
bin | 1111001110110100110110 |
3 | 21111212012200 |
4 | 33032310312 |
5 | 2010233021 |
6 | 221325330 |
7 | 45640032 |
oct | 17166466 |
9 | 7455180 |
10 | 3992886 |
11 | 2287a07 |
12 | 1406846 |
13 | a9a571 |
14 | 75d1c2 |
15 | 53d126 |
hex | 3ced36 |
3992886 has 12 divisors (see below), whose sum is σ = 8651292. Its totient is φ = 1330956.
The previous prime is 3992873. The next prime is 3992887. The reversal of 3992886 is 6882993.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3992887) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110896 + ... + 110931.
It is an arithmetic number, because the mean of its divisors is an integer number (720941).
Almost surely, 23992886 is an apocalyptic number.
3992886 is an abundant number, since it is smaller than the sum of its proper divisors (4658406).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3992886 is a wasteful number, since it uses less digits than its factorization.
3992886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221835 (or 221832 counting only the distinct ones).
The product of its digits is 186624, while the sum is 45.
The square root of 3992886 is about 1998.2207085305. The cubic root of 3992886 is about 158.6459429265.
The spelling of 3992886 in words is "three million, nine hundred ninety-two thousand, eight hundred eighty-six".
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