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23268228 = 2233162549
BaseRepresentation
bin101100011000…
…0101110000100
31121210011000020
41120300232010
521424040403
62150415140
7401530254
oct130605604
947704006
1023268228
1112152845
1279614b0
134a88ba9
143139964
152099453
hex1630b84

23268228 has 24 divisors (see below), whose sum is σ = 56044800. Its totient is φ = 7505760.

The previous prime is 23268221. The next prime is 23268247. The reversal of 23268228 is 82286232.

It is not an unprimeable number, because it can be changed into a prime (23268221) 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, 30903 + ... + 31646.

It is an arithmetic number, because the mean of its divisors is an integer number (2335200).

Almost surely, 223268228 is an apocalyptic number.

It is an amenable number.

23268228 is an abundant number, since it is smaller than the sum of its proper divisors (32776572).

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

23268228 is a wasteful number, since it uses less digits than its factorization.

23268228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62587 (or 62585 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 23268228 is about 4823.7151657203. The cubic root of 23268228 is about 285.4879422137.

The spelling of 23268228 in words is "twenty-three million, two hundred sixty-eight thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 62549 125098 187647 250196 375294 750588 1939019 3878038 5817057 7756076 11634114 23268228