Search a number
-
+
5178208 = 25723117
BaseRepresentation
bin10011110000001101100000
3100202002011111
4103300031200
52311200313
6302553104
762004550
oct23601540
910662144
105178208
112a17512
121898794
1310c3c39
1498b160
156c443d
hex4f0360

5178208 has 24 divisors (see below), whose sum is σ = 11651472. Its totient is φ = 2219136.

The previous prime is 5178193. The next prime is 5178301. The reversal of 5178208 is 8028715.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5178208.

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, 11335 + ... + 11782.

It is an arithmetic number, because the mean of its divisors is an integer number (485478).

Almost surely, 25178208 is an apocalyptic number.

It is an amenable number.

5178208 is an abundant number, since it is smaller than the sum of its proper divisors (6473264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5178208 is a wasteful number, since it uses less digits than its factorization.

5178208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23134 (or 23126 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 31.

The square root of 5178208 is about 2275.5676214958. The cubic root of 5178208 is about 173.0054683248.

The spelling of 5178208 in words is "five million, one hundred seventy-eight thousand, two hundred eight".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 23117 46234 92468 161819 184936 323638 369872 647276 739744 1294552 2589104 5178208