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5165215 = 51193913
BaseRepresentation
bin10011101101000010011111
3100201102100021
4103231002133
52310241330
6302413011
761621636
oct23550237
910642307
105165215
112a08780
121891167
1310bb053
1498651d
156c067a
hex4ed09f

5165215 has 8 divisors (see below), whose sum is σ = 6761808. Its totient is φ = 3756480.

The previous prime is 5165201. The next prime is 5165227. The reversal of 5165215 is 5125615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5165215 - 29 = 5164703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5165215.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46902 + ... + 47011.

It is an arithmetic number, because the mean of its divisors is an integer number (845226).

Almost surely, 25165215 is an apocalyptic number.

5165215 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5165215 is a deficient number, since it is larger than the sum of its proper divisors (1596593).

5165215 is a wasteful number, since it uses less digits than its factorization.

5165215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93929.

The product of its digits is 1500, while the sum is 25.

The square root of 5165215 is about 2272.7109363049. The cubic root of 5165215 is about 172.8606471330.

The spelling of 5165215 in words is "five million, one hundred sixty-five thousand, two hundred fifteen".

Divisors: 1 5 11 55 93913 469565 1033043 5165215