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5216393 = 721319431
BaseRepresentation
bin10011111001100010001001
3100211000112202
4103321202021
52313411033
6303445545
762224100
oct23714211
910730482
105216393
112a43176
1218b68b5
131108430
1499b037
156d08e8
hex4f9889

5216393 has 24 divisors (see below), whose sum is σ = 6894720. Its totient is φ = 3900960.

The previous prime is 5216381. The next prime is 5216411. The reversal of 5216393 is 3936125.

It is not a de Polignac number, because 5216393 - 28 = 5216137 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5216303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11888 + ... + 12318.

It is an arithmetic number, because the mean of its divisors is an integer number (287280).

Almost surely, 25216393 is an apocalyptic number.

It is an amenable number.

5216393 is a deficient number, since it is larger than the sum of its proper divisors (1678327).

5216393 is a wasteful number, since it uses less digits than its factorization.

5216393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477 (or 470 counting only the distinct ones).

The product of its digits is 4860, while the sum is 29.

The square root of 5216393 is about 2283.9424248435. The cubic root of 5216393 is about 173.4296846788.

The spelling of 5216393 in words is "five million, two hundred sixteen thousand, three hundred ninety-three".

Divisors: 1 7 13 19 49 91 133 247 431 637 931 1729 3017 5603 8189 12103 21119 39221 57323 106457 274547 401261 745199 5216393