Search a number
-
+
56125412 = 2272004479
BaseRepresentation
bin1101011000011…
…0011111100100
310220121110120222
43112012133210
5103332003122
65322543512
71251025640
oct326063744
9126543528
1056125412
1129754942
1216967b98
13b821505
14764dc20
154dd9b42
hex35867e4

56125412 has 12 divisors (see below), whose sum is σ = 112250880. Its totient is φ = 24053736.

The previous prime is 56125387. The next prime is 56125417. The reversal of 56125412 is 21452165.

56125412 is an admirable number.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (56125417) 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, 1002212 + ... + 1002267.

It is an arithmetic number, because the mean of its divisors is an integer number (9354240).

Almost surely, 256125412 is an apocalyptic number.

It is an amenable number.

56125412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56125412 is a wasteful number, since it uses less digits than its factorization.

56125412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004490 (or 2004488 counting only the distinct ones).

The product of its digits is 2400, while the sum is 26.

The square root of 56125412 is about 7491.6895290715. The cubic root of 56125412 is about 382.8716242441.

Adding to 56125412 its reverse (21452165), we get a palindrome (77577577).

The spelling of 56125412 in words is "fifty-six million, one hundred twenty-five thousand, four hundred twelve".

Divisors: 1 2 4 7 14 28 2004479 4008958 8017916 14031353 28062706 56125412