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5115217 = 311571051
BaseRepresentation
bin10011100000110101010001
3100121212202111
4103200311101
52302141332
6301345321
761323112
oct23406521
910555674
105115217
112984158
121868241
1310a1373
14972209
156b0947
hex4e0d51

5115217 has 8 divisors (see below), whose sum is σ = 5318912. Its totient is φ = 4914000.

The previous prime is 5115211. The next prime is 5115233. The reversal of 5115217 is 7125115.

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 5115217 - 211 = 5113169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5115211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4342 + ... + 5392.

It is an arithmetic number, because the mean of its divisors is an integer number (664864).

Almost surely, 25115217 is an apocalyptic number.

It is an amenable number.

5115217 is a deficient number, since it is larger than the sum of its proper divisors (203695).

5115217 is a wasteful number, since it uses less digits than its factorization.

5115217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239.

The product of its digits is 350, while the sum is 22.

The square root of 5115217 is about 2261.6845491801. The cubic root of 5115217 is about 172.3010883714.

The spelling of 5115217 in words is "five million, one hundred fifteen thousand, two hundred seventeen".

Divisors: 1 31 157 1051 4867 32581 165007 5115217