Search a number
-
+
10145233 = 71449319
BaseRepresentation
bin100110101100…
…110111010001
3201002102122101
4212230313101
510044121413
61001240401
7152142640
oct46546721
921072571
1010145233
1157aa29a
123493101
1321429c7
1414c1357
15d55edd
hex9acdd1

10145233 has 4 divisors (see below), whose sum is σ = 11594560. Its totient is φ = 8695908.

The previous prime is 10145197. The next prime is 10145249. The reversal of 10145233 is 33254101.

10145233 is digitally balanced in base 3, 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33254101 = 48616841.

It is a cyclic number.

It is not a de Polignac number, because 10145233 - 221 = 8048081 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10145233.

It is not an unprimeable number, because it can be changed into a prime (10145293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724653 + ... + 724666.

It is an arithmetic number, because the mean of its divisors is an integer number (2898640).

Almost surely, 210145233 is an apocalyptic number.

It is an amenable number.

10145233 is a deficient number, since it is larger than the sum of its proper divisors (1449327).

10145233 is an equidigital number, since it uses as much as digits as its factorization.

10145233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449326.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 10145233 is about 3185.1582378274. The cubic root of 10145233 is about 216.4814435432.

Adding to 10145233 its reverse (33254101), we get a palindrome (43399334).

The spelling of 10145233 in words is "ten million, one hundred forty-five thousand, two hundred thirty-three".

Divisors: 1 7 1449319 10145233