Base | Representation |
---|---|
bin | 1110011111000001… |
… | …0010100100110110 |
3 | 101000222022211001100 |
4 | 3213300102210312 |
5 | 30430334232034 |
6 | 1441453310530 |
7 | 165232056042 |
oct | 34760224466 |
9 | 11028284040 |
10 | 3888195894 |
11 | 1715870140 |
12 | 906195446 |
13 | 49c70713b |
14 | 28c56d022 |
15 | 17b53d099 |
hex | e7c12936 |
3888195894 has 48 divisors (see below), whose sum is σ = 9486756864. Its totient is φ = 1140231600.
The previous prime is 3888195893. The next prime is 3888195901. The reversal of 3888195894 is 4985918883.
It is a happy number.
3888195894 is a `hidden beast` number, since 38 + 8 + 8 + 19 + 589 + 4 = 666.
3888195894 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3888195893) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 310594 + ... + 322869.
It is an arithmetic number, because the mean of its divisors is an integer number (197640768).
Almost surely, 23888195894 is an apocalyptic number.
3888195894 is an abundant number, since it is smaller than the sum of its proper divisors (5598560970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3888195894 is a wasteful number, since it uses less digits than its factorization.
3888195894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 633513 (or 633510 counting only the distinct ones).
The product of its digits is 19906560, while the sum is 63.
The square root of 3888195894 is about 62355.3998784388. The cubic root of 3888195894 is about 1572.4712449046.
The spelling of 3888195894 in words is "three billion, eight hundred eighty-eight million, one hundred ninety-five thousand, eight hundred ninety-four".
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