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51152324 = 2244328867
BaseRepresentation
bin1100001100100…
…0010111000100
310120020210210112
43003020113010
5101043333244
65024212152
71160534066
oct303102704
9116223715
1051152324
1126968553
121516a058
13a79ca62
146b17736
15475639e
hex30c85c4

51152324 has 12 divisors (see below), whose sum is σ = 89721744. Its totient is φ = 25517544.

The previous prime is 51152323. The next prime is 51152357. The reversal of 51152324 is 42325115.

It is a self number, because there is not a number n which added to its sum of digits gives 51152324.

It is not an unprimeable number, because it can be changed into a prime (51152323) 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, 12662 + ... + 16205.

It is an arithmetic number, because the mean of its divisors is an integer number (7476812).

Almost surely, 251152324 is an apocalyptic number.

It is an amenable number.

51152324 is a deficient number, since it is larger than the sum of its proper divisors (38569420).

51152324 is a wasteful number, since it uses less digits than its factorization.

51152324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29314 (or 29312 counting only the distinct ones).

The product of its digits is 1200, while the sum is 23.

The square root of 51152324 is about 7152.0852903192. The cubic root of 51152324 is about 371.2118144433.

Adding to 51152324 its reverse (42325115), we get a palindrome (93477439).

The spelling of 51152324 in words is "fifty-one million, one hundred fifty-two thousand, three hundred twenty-four".

Divisors: 1 2 4 443 886 1772 28867 57734 115468 12788081 25576162 51152324