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51368110 = 255136811
BaseRepresentation
bin1100001111110…
…1000010101110
310120122202210121
43003331002232
5101122234420
65032555154
71162423153
oct303750256
9116582717
1051368110
1126aa5692
1215252aba
13a847041
146b7222a
15479a2aa
hex30fd0ae

51368110 has 8 divisors (see below), whose sum is σ = 92462616. Its totient is φ = 20547240.

The previous prime is 51368087. The next prime is 51368111. The reversal of 51368110 is 1186315.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51368111) 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, 2568396 + ... + 2568415.

It is an arithmetic number, because the mean of its divisors is an integer number (11557827).

Almost surely, 251368110 is an apocalyptic number.

51368110 is a deficient number, since it is larger than the sum of its proper divisors (41094506).

51368110 is a wasteful number, since it uses less digits than its factorization.

51368110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5136818.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 51368110 is about 7167.1549446067. The cubic root of 51368110 is about 371.7330676495.

The spelling of 51368110 in words is "fifty-one million, three hundred sixty-eight thousand, one hundred ten".

Divisors: 1 2 5 10 5136811 10273622 25684055 51368110