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51152353 = 719936721
BaseRepresentation
bin1100001100100…
…0010111100001
310120020210211121
43003020113201
5101043333403
65024212241
71160534140
oct303102741
9116223747
1051152353
112696857a
121516a081
13a79ca85
146b17757
1547563bd
hex30c85e1

51152353 has 8 divisors (see below), whose sum is σ = 58755200. Its totient is φ = 43623360.

The previous prime is 51152323. The next prime is 51152357. The reversal of 51152353 is 35325115.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-51152353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51152357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16968 + ... + 19753.

It is an arithmetic number, because the mean of its divisors is an integer number (7344400).

Almost surely, 251152353 is an apocalyptic number.

It is an amenable number.

51152353 is a deficient number, since it is larger than the sum of its proper divisors (7602847).

51152353 is a wasteful number, since it uses less digits than its factorization.

51152353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36927.

The product of its digits is 2250, while the sum is 25.

The square root of 51152353 is about 7152.0873176996. The cubic root of 51152353 is about 371.2118845941.

Adding to 51152353 its reverse (35325115), we get a palindrome (86477468).

The spelling of 51152353 in words is "fifty-one million, one hundred fifty-two thousand, three hundred fifty-three".

Divisors: 1 7 199 1393 36721 257047 7307479 51152353