Search a number
-
+
10230513 = 33410171
BaseRepresentation
bin100111000001…
…101011110001
3201020202121220
4213001223301
510104334023
61003135253
7152646366
oct47015361
921222556
1010230513
115858377
123514529
132172777
14150446d
15d713e3
hex9c1af1

10230513 has 4 divisors (see below), whose sum is σ = 13640688. Its totient is φ = 6820340.

The previous prime is 10230511. The next prime is 10230523. The reversal of 10230513 is 31503201.

It is a happy number.

10230513 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 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: 31503201 = 310501067.

It is a cyclic number.

It is not a de Polignac number, because 10230513 - 21 = 10230511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10230492 and 10230501.

It is not an unprimeable number, because it can be changed into a prime (10230511) 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, 1705083 + ... + 1705088.

It is an arithmetic number, because the mean of its divisors is an integer number (3410172).

Almost surely, 210230513 is an apocalyptic number.

It is an amenable number.

10230513 is a deficient number, since it is larger than the sum of its proper divisors (3410175).

10230513 is an equidigital number, since it uses as much as digits as its factorization.

10230513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3410174.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 10230513 is about 3198.5173127560. The cubic root of 10230513 is about 217.0863269404.

Adding to 10230513 its reverse (31503201), we get a palindrome (41733714).

The spelling of 10230513 in words is "ten million, two hundred thirty thousand, five hundred thirteen".

Divisors: 1 3 3410171 10230513