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50215042 = 2171476913
BaseRepresentation
bin1011111110001…
…1100010000010
310111111012002101
42333203202002
5100323340132
64552141014
71146551353
oct277434202
9114435071
1050215042
1126388339
121499776a
13a532257
146951d2a
15461d7e7
hex2fe3882

50215042 has 8 divisors (see below), whose sum is σ = 79753356. Its totient is φ = 23630592.

The previous prime is 50214977. The next prime is 50215073. The reversal of 50215042 is 24051205.

50215042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 49406841 + 808201 = 7029^2 + 899^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 738423 + ... + 738490.

Almost surely, 250215042 is an apocalyptic number.

50215042 is a deficient number, since it is larger than the sum of its proper divisors (29538314).

50215042 is a wasteful number, since it uses less digits than its factorization.

50215042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476932.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 50215042 is about 7086.2572631820. The cubic root of 50215042 is about 368.9305421761.

Adding to 50215042 its reverse (24051205), we get a palindrome (74266247).

The spelling of 50215042 in words is "fifty million, two hundred fifteen thousand, forty-two".

Divisors: 1 2 17 34 1476913 2953826 25107521 50215042