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8223875 = 53115981
BaseRepresentation
bin11111010111110010000011
3120110211000222
4133113302003
54101131000
6452133255
7126621212
oct37276203
916424028
108223875
1147077a0
12290722b
13191c2ca
141141079
15ac6a85
hex7d7c83

8223875 has 16 divisors (see below), whose sum is σ = 11198304. Its totient is φ = 5980000.

The previous prime is 8223871. The next prime is 8223877. The reversal of 8223875 is 5783228.

It is a happy number.

8223875 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8223875 - 22 = 8223871 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8223871) 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, 1616 + ... + 4365.

It is an arithmetic number, because the mean of its divisors is an integer number (699894).

Almost surely, 28223875 is an apocalyptic number.

8223875 is a deficient number, since it is larger than the sum of its proper divisors (2974429).

8223875 is a wasteful number, since it uses less digits than its factorization.

8223875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6007 (or 5997 counting only the distinct ones).

The product of its digits is 26880, while the sum is 35.

The square root of 8223875 is about 2867.7299384705. The cubic root of 8223875 is about 201.8484878295.

The spelling of 8223875 in words is "eight million, two hundred twenty-three thousand, eight hundred seventy-five".

Divisors: 1 5 11 25 55 125 275 1375 5981 29905 65791 149525 328955 747625 1644775 8223875