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8125228 = 222239109
BaseRepresentation
bin11110111111101100101100
3120021210201101
4132333230230
54040001403
6450052444
7126030466
oct36775454
916253641
108125228
11464a671
12287a124
1318b6437
141117136
15aa771d
hex7bfb2c

8125228 has 12 divisors (see below), whose sum is σ = 14284480. Its totient is φ = 4043952.

The previous prime is 8125223. The next prime is 8125231. The reversal of 8125228 is 8225218.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 8125196 and 8125205.

It is not an unprimeable number, because it can be changed into a prime (8125223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3663 + ... + 5446.

Almost surely, 28125228 is an apocalyptic number.

It is an amenable number.

8125228 is a deficient number, since it is larger than the sum of its proper divisors (6159252).

8125228 is a wasteful number, since it uses less digits than its factorization.

8125228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9336 (or 9334 counting only the distinct ones).

The product of its digits is 2560, while the sum is 28.

The square root of 8125228 is about 2850.4785563130. The cubic root of 8125228 is about 201.0381683744.

The spelling of 8125228 in words is "eight million, one hundred twenty-five thousand, two hundred twenty-eight".

Divisors: 1 2 4 223 446 892 9109 18218 36436 2031307 4062614 8125228