Search a number
-
+
12424130 = 251242413
BaseRepresentation
bin101111011001…
…001111000010
3212101012200222
4233121033002
511140033010
61122143042
7210413645
oct57311702
925335628
1012424130
117016484
1241b1a82
132760074
141915a5c
151156355
hexbd93c2

12424130 has 8 divisors (see below), whose sum is σ = 22363452. Its totient is φ = 4969648.

The previous prime is 12424123. The next prime is 12424177. The reversal of 12424130 is 3142421.

It can be written as a sum of positive squares in 2 ways, for example, as 11895601 + 528529 = 3449^2 + 727^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12424099 and 12424108.

It is an unprimeable number.

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, 621197 + ... + 621216.

Almost surely, 212424130 is an apocalyptic number.

12424130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12424130 is a deficient number, since it is larger than the sum of its proper divisors (9939322).

12424130 is a wasteful number, since it uses less digits than its factorization.

12424130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242420.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 12424130 is about 3524.7879368836. The cubic root of 12424130 is about 231.6089453582.

Adding to 12424130 its reverse (3142421), we get a palindrome (15566551).

The spelling of 12424130 in words is "twelve million, four hundred twenty-four thousand, one hundred thirty".

Divisors: 1 2 5 10 1242413 2484826 6212065 12424130