Search a number
-
+
50930105 = 510186021
BaseRepresentation
bin1100001001001…
…0000110111001
310112211111222012
43002102012321
5101014230410
65015335305
71155620162
oct302220671
9115744865
1050930105
11268265a6
1215081535
13a722875
146a9a769
154710605
hex30921b9

50930105 has 4 divisors (see below), whose sum is σ = 61116132. Its totient is φ = 40744080.

The previous prime is 50930083. The next prime is 50930107. The reversal of 50930105 is 50103905.

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 9314704 + 41615401 = 3052^2 + 6451^2 .

It is not a de Polignac number, because 50930105 - 26 = 50930041 is a prime.

It is a super-2 number, since 2×509301052 = 5187751190622050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50930107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5093006 + ... + 5093015.

It is an arithmetic number, because the mean of its divisors is an integer number (15279033).

Almost surely, 250930105 is an apocalyptic number.

It is an amenable number.

50930105 is a deficient number, since it is larger than the sum of its proper divisors (10186027).

50930105 is a wasteful number, since it uses less digits than its factorization.

50930105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10186026.

The product of its (nonzero) digits is 675, while the sum is 23.

The square root of 50930105 is about 7136.5331219017. The cubic root of 50930105 is about 370.6734872537.

The spelling of 50930105 in words is "fifty million, nine hundred thirty thousand, one hundred five".

Divisors: 1 5 10186021 50930105