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5385215 = 511179547
BaseRepresentation
bin10100100010101111111111
3101010121010102
4110202233333
52334311330
6311231315
763526223
oct24425777
911117112
105385215
113048aa0
12197853b
131167224
14a02783
15715945
hex522bff

5385215 has 16 divisors (see below), whose sum is σ = 7102080. Its totient is φ = 3887520.

The previous prime is 5385199. The next prime is 5385217. The reversal of 5385215 is 5125835.

It is not a de Polignac number, because 5385215 - 24 = 5385199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5385217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9572 + ... + 10118.

It is an arithmetic number, because the mean of its divisors is an integer number (443880).

Almost surely, 25385215 is an apocalyptic number.

5385215 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5385215 is a deficient number, since it is larger than the sum of its proper divisors (1716865).

5385215 is a wasteful number, since it uses less digits than its factorization.

5385215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742.

The product of its digits is 6000, while the sum is 29.

The square root of 5385215 is about 2320.6066017315. The cubic root of 5385215 is about 175.2808008932.

The spelling of 5385215 in words is "five million, three hundred eighty-five thousand, two hundred fifteen".

Divisors: 1 5 11 55 179 547 895 1969 2735 6017 9845 30085 97913 489565 1077043 5385215