Search a number
-
+
24251230 = 252639221
BaseRepresentation
bin101110010000…
…0101101011110
31200122002102201
41130200231132
522202014410
62223442114
7413063203
oct134405536
950562381
1024251230
1112764343
12815633a
135041453
143313caa
1521e083a
hex1720b5e

24251230 has 16 divisors (see below), whose sum is σ = 43822944. Its totient is φ = 9662560.

The previous prime is 24251219. The next prime is 24251233. The reversal of 24251230 is 3215242.

It is a junction number, because it is equal to n+sod(n) for n = 24251198 and 24251207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24251233) 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 7 ways as a sum of consecutive naturals, for example, 1981 + ... + 7240.

It is an arithmetic number, because the mean of its divisors is an integer number (2738934).

Almost surely, 224251230 is an apocalyptic number.

24251230 is a deficient number, since it is larger than the sum of its proper divisors (19571714).

24251230 is a wasteful number, since it uses less digits than its factorization.

24251230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9491.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 24251230 is about 4924.5537868928. The cubic root of 24251230 is about 289.4529122807.

Adding to 24251230 its reverse (3215242), we get a palindrome (27466472).

It can be divided in two parts, 2425 and 1230, that added together give a triangular number (3655 = T85).

The spelling of 24251230 in words is "twenty-four million, two hundred fifty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 263 526 1315 2630 9221 18442 46105 92210 2425123 4850246 12125615 24251230