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8231226 = 239714143
BaseRepresentation
bin11111011001100100111010
3120111012010020
4133121210322
54101344401
6452231310
7126651513
oct37314472
916435106
108231226
114712273
12290b536
131922763
141143a0a
15ac8d36
hex7d993a

8231226 has 16 divisors (see below), whose sum is σ = 16633344. Its totient is φ = 2715264.

The previous prime is 8231221. The next prime is 8231227. The reversal of 8231226 is 6221328.

It is a junction number, because it is equal to n+sod(n) for n = 8231196 and 8231205.

It is not an unprimeable number, because it can be changed into a prime (8231221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6490 + ... + 7653.

It is an arithmetic number, because the mean of its divisors is an integer number (1039584).

Almost surely, 28231226 is an apocalyptic number.

8231226 is an abundant number, since it is smaller than the sum of its proper divisors (8402118).

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

8231226 is a wasteful number, since it uses less digits than its factorization.

8231226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14245.

The product of its digits is 1152, while the sum is 24.

The square root of 8231226 is about 2869.0113279665. The cubic root of 8231226 is about 201.9086114068.

The spelling of 8231226 in words is "eight million, two hundred thirty-one thousand, two hundred twenty-six".

Divisors: 1 2 3 6 97 194 291 582 14143 28286 42429 84858 1371871 2743742 4115613 8231226