Search a number
-
+
5208812 = 227199791
BaseRepresentation
bin10011110111101011101100
3100210122010222
4103313223230
52313140222
6303350512
762163020
oct23675354
910718128
105208812
112a38504
1218b2438
131104b4b
14998380
156cd542
hex4f7aec

5208812 has 24 divisors (see below), whose sum is σ = 10967040. Its totient is φ = 2114640.

The previous prime is 5208809. The next prime is 5208821. The reversal of 5208812 is 2188025.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4364 + ... + 5427.

It is an arithmetic number, because the mean of its divisors is an integer number (456960).

Almost surely, 25208812 is an apocalyptic number.

It is an amenable number.

5208812 is an abundant number, since it is smaller than the sum of its proper divisors (5758228).

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

5208812 is a wasteful number, since it uses less digits than its factorization.

5208812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9821 (or 9819 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 5208812 is about 2282.2821911411. The cubic root of 5208812 is about 173.3456286479.

The spelling of 5208812 in words is "five million, two hundred eight thousand, eight hundred twelve".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 9791 19582 39164 68537 137074 186029 274148 372058 744116 1302203 2604406 5208812