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50147041 = 721023409
BaseRepresentation
bin1011111101001…
…0111011100001
310111100201210211
42333102323201
5100314201131
64550454121
71146146200
oct277227341
9114321724
1050147041
112634123a
1214964341
13a50a309
146935237
1546085b1
hex2fd2ee1

50147041 has 6 divisors (see below), whose sum is σ = 58334370. Its totient is φ = 42983136.

The previous prime is 50147011. The next prime is 50147051. The reversal of 50147041 is 14074105.

It can be written as a sum of positive squares in only one way, i.e., 49000000 + 1147041 = 7000^2 + 1071^2 .

It is a de Polignac number, because none of the positive numbers 2k-50147041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50147011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 511656 + ... + 511753.

It is an arithmetic number, because the mean of its divisors is an integer number (9722395).

Almost surely, 250147041 is an apocalyptic number.

It is an amenable number.

50147041 is a deficient number, since it is larger than the sum of its proper divisors (8187329).

50147041 is a wasteful number, since it uses less digits than its factorization.

50147041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023423 (or 1023416 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 50147041 is about 7081.4575477087. The cubic root of 50147041 is about 368.7639322132.

The spelling of 50147041 in words is "fifty million, one hundred forty-seven thousand, forty-one".

Divisors: 1 7 49 1023409 7163863 50147041