Search a number
-
+
10240254 = 232568903
BaseRepresentation
bin100111000100…
…000011111110
3201021020222200
4213010003332
510110142004
61003252330
7153016653
oct47040376
921236880
1010240254
115864722
12351a0a6
13217702b
141507c2a
15d74239
hex9c40fe

10240254 has 12 divisors (see below), whose sum is σ = 22187256. Its totient is φ = 3413412.

The previous prime is 10240229. The next prime is 10240301. The reversal of 10240254 is 45204201.

10240254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 568903 = 10240254 / (1 + 0 + 2 + 4 + 0 + 2 + 5 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 284434 + ... + 284469.

It is an arithmetic number, because the mean of its divisors is an integer number (1848938).

Almost surely, 210240254 is an apocalyptic number.

10240254 is an abundant number, since it is smaller than the sum of its proper divisors (11947002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10240254 is a wasteful number, since it uses less digits than its factorization.

10240254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568911 (or 568908 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 10240254 is about 3200.0396872539. The cubic root of 10240254 is about 217.1552047869.

Adding to 10240254 its reverse (45204201), we get a palindrome (55444455).

The spelling of 10240254 in words is "ten million, two hundred forty thousand, two hundred fifty-four".

Divisors: 1 2 3 6 9 18 568903 1137806 1706709 3413418 5120127 10240254