Base | Representation |
---|---|
bin | 1110011110111100… |
… | …0111111111000111 |
3 | 101000221202021221211 |
4 | 3213233013333013 |
5 | 30430244443000 |
6 | 1441442552251 |
7 | 165226344235 |
oct | 34757077707 |
9 | 11027667854 |
10 | 3887890375 |
11 | 1715681646 |
12 | 906068687 |
13 | 49c62b065 |
14 | 28c4cd955 |
15 | 17b4cc7ba |
hex | e7bc7fc7 |
3887890375 has 16 divisors (see below), whose sum is σ = 4867638048. Its totient is φ = 3100344000.
The previous prime is 3887890343. The next prime is 3887890379. The reversal of 3887890375 is 5730987883.
It is not a de Polignac number, because 3887890375 - 25 = 3887890343 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3887890379) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10561 + ... + 88810.
It is an arithmetic number, because the mean of its divisors is an integer number (304227378).
Almost surely, 23887890375 is an apocalyptic number.
3887890375 is a deficient number, since it is larger than the sum of its proper divisors (979747673).
3887890375 is an equidigital number, since it uses as much as digits as its factorization.
3887890375 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99699 (or 99689 counting only the distinct ones).
The product of its (nonzero) digits is 10160640, while the sum is 58.
The square root of 3887890375 is about 62352.9500104045. The cubic root of 3887890375 is about 1572.4300576428.
The spelling of 3887890375 in words is "three billion, eight hundred eighty-seven million, eight hundred ninety thousand, three hundred seventy-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •