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50141885 = 535328409
BaseRepresentation
bin1011111101000…
…1101010111101
310111100110201212
42333101222331
5100314020020
64550414205
71146125153
oct277215275
9114313655
1050141885
1126338382
1214961365
13a507b71
1469333d3
154606cc5
hex2fd1abd

50141885 has 8 divisors (see below), whose sum is σ = 60342840. Its totient is φ = 39998464.

The previous prime is 50141881. The next prime is 50141941. The reversal of 50141885 is 58814105.

It can be written as a sum of positive squares in 4 ways, for example, as 5812921 + 44328964 = 2411^2 + 6658^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 50141885 - 22 = 50141881 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50141881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12440 + ... + 15969.

It is an arithmetic number, because the mean of its divisors is an integer number (7542855).

Almost surely, 250141885 is an apocalyptic number.

It is an amenable number.

50141885 is a deficient number, since it is larger than the sum of its proper divisors (10200955).

50141885 is a wasteful number, since it uses less digits than its factorization.

50141885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28767.

The product of its (nonzero) digits is 6400, while the sum is 32.

The square root of 50141885 is about 7081.0934890030. The cubic root of 50141885 is about 368.7512933020.

The spelling of 50141885 in words is "fifty million, one hundred forty-one thousand, eight hundred eighty-five".

Divisors: 1 5 353 1765 28409 142045 10028377 50141885