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51410442 = 238568407
BaseRepresentation
bin1100010000011…
…1011000001010
310120201220212110
43010013120022
5101130113232
65033523150
71162660446
oct304073012
9116656773
1051410442
1127024476
12152734b6
13a8603a5
146b83826
1547a7acc
hex310760a

51410442 has 8 divisors (see below), whose sum is σ = 102820896. Its totient is φ = 17136812.

The previous prime is 51410407. The next prime is 51410453. The reversal of 51410442 is 24401415.

It is a happy number.

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

51410442 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4284198 + ... + 4284209.

It is an arithmetic number, because the mean of its divisors is an integer number (12852612).

Almost surely, 251410442 is an apocalyptic number.

51410442 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.

51410442 is a wasteful number, since it uses less digits than its factorization.

51410442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8568412.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 51410442 is about 7170.1075305744. The cubic root of 51410442 is about 371.8351535773.

Adding to 51410442 its reverse (24401415), we get a palindrome (75811857).

The spelling of 51410442 in words is "fifty-one million, four hundred ten thousand, four hundred forty-two".

Divisors: 1 2 3 6 8568407 17136814 25705221 51410442