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8422263 = 321949253
BaseRepresentation
bin100000001000…
…001101110111
3120211220011200
4200020031313
54124003023
6500303543
7131405463
oct40101567
916756150
108422263
114832853
1229a1bb3
13198b6b5
1411934a3
15b15743
hex808377

8422263 has 12 divisors (see below), whose sum is σ = 12806040. Its totient is φ = 5319216.

The previous prime is 8422247. The next prime is 8422279. The reversal of 8422263 is 3622248.

8422263 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (8422247) and next prime (8422279).

It is not a de Polignac number, because 8422263 - 24 = 8422247 is a prime.

It is a d-powerful number, because it can be written as 8 + 42 + 27 + 215 + 223 + 6 + 36 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8422213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24456 + ... + 24797.

It is an arithmetic number, because the mean of its divisors is an integer number (1067170).

Almost surely, 28422263 is an apocalyptic number.

8422263 is a deficient number, since it is larger than the sum of its proper divisors (4383777).

8422263 is a wasteful number, since it uses less digits than its factorization.

8422263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49278 (or 49275 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 8422263 is about 2902.1135401634. The cubic root of 8422263 is about 203.4587004954.

The spelling of 8422263 in words is "eight million, four hundred twenty-two thousand, two hundred sixty-three".

Divisors: 1 3 9 19 57 171 49253 147759 443277 935807 2807421 8422263