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50893920 = 2535571117
BaseRepresentation
bin1100001000100…
…1010001100000
310112202200100000
43002021101200
5101012101140
65014500000
71155406530
oct302112140
9115680300
1050893920
11268013a0
1215064600
13a70c25c
146a8b4c0
154704a30
hex3089460

50893920 has 576 divisors, whose sum is σ = 237758976. Its totient is φ = 9953280.

The previous prime is 50893889. The next prime is 50893961. The reversal of 50893920 is 2939805.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Saint-Exupery number, since it is equal to the product of the sides of a Pythagorean triangle: 510 × 462 × 216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2993752 + ... + 2993768.

It is an arithmetic number, because the mean of its divisors is an integer number (412776).

Almost surely, 250893920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50893920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118879488).

50893920 is an abundant number, since it is smaller than the sum of its proper divisors (186865056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50893920 is a wasteful number, since it uses less digits than its factorization.

50893920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65 (or 45 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 50893920 is about 7133.9974768709. The cubic root of 50893920 is about 370.5856806547.

Adding to 50893920 its sum of digits (36), we get a square (50893956 = 71342).

It can be divided in two parts, 5089 and 3920, that added together give a palindrome (9009).

The spelling of 50893920 in words is "fifty million, eight hundred ninety-three thousand, nine hundred twenty".