Search a number
-
+
8265090 = 235275503
BaseRepresentation
bin11111100001110110000010
3120112220120110
4133201312002
54103440330
6453052150
7130152321
oct37416602
916486513
108265090
114735759
122927056
131934cb2
1411520b8
15ad3db0
hex7e1d82

8265090 has 16 divisors (see below), whose sum is σ = 19836288. Its totient is φ = 2204016.

The previous prime is 8265041. The next prime is 8265107. The reversal of 8265090 is 905628.

8265090 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 275503 = 8265090 / (8 + 2 + 6 + 5 + 0 + 9 + 0).

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, 137722 + ... + 137781.

It is an arithmetic number, because the mean of its divisors is an integer number (1239768).

Almost surely, 28265090 is an apocalyptic number.

8265090 is an abundant number, since it is smaller than the sum of its proper divisors (11571198).

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

8265090 is a wasteful number, since it uses less digits than its factorization.

8265090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275513.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 8265090 is about 2874.9069550161. The cubic root of 8265090 is about 202.1851225845.

The spelling of 8265090 in words is "eight million, two hundred sixty-five thousand, ninety".

Divisors: 1 2 3 5 6 10 15 30 275503 551006 826509 1377515 1653018 2755030 4132545 8265090