Base | Representation |
---|---|
bin | 101000101011… |
… | …000111110001 |
3 | 202001201001011 |
4 | 220223013301 |
5 | 10212144020 |
6 | 1020310521 |
7 | 156425446 |
oct | 50530761 |
9 | 22051034 |
10 | 10662385 |
11 | 6022898 |
12 | 36a2441 |
13 | 2294206 |
14 | 15b79cd |
15 | e0935a |
hex | a2b1f1 |
10662385 has 4 divisors (see below), whose sum is σ = 12794868. Its totient is φ = 8529904.
The previous prime is 10662367. The next prime is 10662389. The reversal of 10662385 is 58326601.
10662385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1151329 + 9511056 = 1073^2 + 3084^2 .
It is a cyclic number.
It is not a de Polignac number, because 10662385 - 27 = 10662257 is a prime.
It is a super-2 number, since 2×106623852 = 227372907776450, which contains 22 as substring.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10662389) 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, 1066234 + ... + 1066243.
It is an arithmetic number, because the mean of its divisors is an integer number (3198717).
Almost surely, 210662385 is an apocalyptic number.
It is an amenable number.
10662385 is a deficient number, since it is larger than the sum of its proper divisors (2132483).
10662385 is an equidigital number, since it uses as much as digits as its factorization.
10662385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2132482.
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 10662385 is about 3265.3307642565. The cubic root of 10662385 is about 220.0990256681.
Adding to 10662385 its reverse (58326601), we get a palindrome (68988986).
The spelling of 10662385 in words is "ten million, six hundred sixty-two thousand, three hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •