Search a number
-
+
50899093 = 721038757
BaseRepresentation
bin1100001000101…
…0100010010101
310112202221102121
43002022202111
5101012232333
65014535541
71155430600
oct302124225
9115687377
1050899093
1126805273
12150675b1
13a71170b
146a8d337
15470632d
hex308a895

50899093 has 6 divisors (see below), whose sum is σ = 59209206. Its totient is φ = 43627752.

The previous prime is 50899091. The next prime is 50899097. The reversal of 50899093 is 39099805.

It can be written as a sum of positive squares in only one way, i.e., 30891364 + 20007729 = 5558^2 + 4473^2 .

It is not a de Polignac number, because 50899093 - 21 = 50899091 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50899091) 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, 519330 + ... + 519427.

It is an arithmetic number, because the mean of its divisors is an integer number (9868201).

Almost surely, 250899093 is an apocalyptic number.

It is an amenable number.

50899093 is a deficient number, since it is larger than the sum of its proper divisors (8310113).

50899093 is a wasteful number, since it uses less digits than its factorization.

50899093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038771 (or 1038764 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 43.

The square root of 50899093 is about 7134.3600273605. The cubic root of 50899093 is about 370.5982360167.

The spelling of 50899093 in words is "fifty million, eight hundred ninety-nine thousand, ninety-three".

Divisors: 1 7 49 1038757 7271299 50899093