Search a number
-
+
5085215 = 51017043
BaseRepresentation
bin10011011001100000011111
3100120100121022
4103121200133
52300211330
6300554355
761136462
oct23314037
910510538
105085215
112963663
1218529bb
131090805
149652d9
156a6ae5
hex4d981f

5085215 has 4 divisors (see below), whose sum is σ = 6102264. Its totient is φ = 4068168.

The previous prime is 5085187. The next prime is 5085239. The reversal of 5085215 is 5125805.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5125805 = 51025161.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5085215 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508517 + ... + 508526.

It is an arithmetic number, because the mean of its divisors is an integer number (1525566).

Almost surely, 25085215 is an apocalyptic number.

5085215 is a deficient number, since it is larger than the sum of its proper divisors (1017049).

5085215 is a wasteful number, since it uses less digits than its factorization.

5085215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017048.

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 5085215 is about 2255.0421282096. The cubic root of 5085215 is about 171.9635649343.

The spelling of 5085215 in words is "five million, eighty-five thousand, two hundred fifteen".

Divisors: 1 5 1017043 5085215