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50946893 = 89572437
BaseRepresentation
bin1100001001011…
…0001101001101
310112212100222222
43002112031031
5101020300033
65015545125
71156020134
oct302261515
9115770888
1050946893
1126838178
121508b1a5
13a72a3ba
146aa291b
154715598
hex309634d

50946893 has 4 divisors (see below), whose sum is σ = 51519420. Its totient is φ = 50374368.

The previous prime is 50946859. The next prime is 50946899. The reversal of 50946893 is 39864905.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12482089 + 38464804 = 3533^2 + 6202^2 .

It is a cyclic number.

It is not a de Polignac number, because 50946893 - 218 = 50684749 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50946899) 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, 286130 + ... + 286307.

It is an arithmetic number, because the mean of its divisors is an integer number (12879855).

Almost surely, 250946893 is an apocalyptic number.

It is an amenable number.

50946893 is a deficient number, since it is larger than the sum of its proper divisors (572527).

50946893 is an equidigital number, since it uses as much as digits as its factorization.

50946893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572526.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 50946893 is about 7137.7092263555. The cubic root of 50946893 is about 370.7142109270.

The spelling of 50946893 in words is "fifty million, nine hundred forty-six thousand, eight hundred ninety-three".

Divisors: 1 89 572437 50946893