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51361014 = 238560169
BaseRepresentation
bin1100001111101…
…1010011110110
310120122102001210
43003323103312
5101122023024
65032502250
71162363365
oct303732366
9116572053
1051361014
1126aa0321
121524a986
13a843a43
146b6d7dc
154798129
hex30fb4f6

51361014 has 8 divisors (see below), whose sum is σ = 102722040. Its totient is φ = 17120336.

The previous prime is 51361003. The next prime is 51361019. The reversal of 51361014 is 41016315.

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

51361014 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51361019) 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, 4280079 + ... + 4280090.

It is an arithmetic number, because the mean of its divisors is an integer number (12840255).

Almost surely, 251361014 is an apocalyptic number.

51361014 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.

51361014 is a wasteful number, since it uses less digits than its factorization.

51361014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8560174.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 51361014 is about 7166.6598914697. The cubic root of 51361014 is about 371.7159497702.

Adding to 51361014 its reverse (41016315), we get a palindrome (92377329).

The spelling of 51361014 in words is "fifty-one million, three hundred sixty-one thousand, fourteen".

Divisors: 1 2 3 6 8560169 17120338 25680507 51361014