Base | Representation |
---|---|
bin | 1110110001110001100110 |
3 | 21021210222120 |
4 | 32301301212 |
5 | 1442431034 |
6 | 215010410 |
7 | 44633103 |
oct | 16616146 |
9 | 7253876 |
10 | 3873894 |
11 | 2206572 |
12 | 1369a06 |
13 | a5835b |
14 | 72baaa |
15 | 517c49 |
hex | 3b1c66 |
3873894 has 8 divisors (see below), whose sum is σ = 7747800. Its totient is φ = 1291296.
The previous prime is 3873893. The next prime is 3873901. The reversal of 3873894 is 4983783.
It is a sphenic number, since it is the product of 3 distinct primes.
3873894 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3873893) 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, 322819 + ... + 322830.
It is an arithmetic number, because the mean of its divisors is an integer number (968475).
Almost surely, 23873894 is an apocalyptic number.
3873894 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3873894 is a wasteful number, since it uses less digits than its factorization.
3873894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 645654.
The product of its digits is 145152, while the sum is 42.
The square root of 3873894 is about 1968.2210241739. The cubic root of 3873894 is about 157.0540876836.
Adding to 3873894 its sum of digits (42), we get a triangular number (3873936 = T2783).
The spelling of 3873894 in words is "three million, eight hundred seventy-three thousand, eight hundred ninety-four".
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