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153228 = 2231132
BaseRepresentation
bin100101011010001100
321210012010
4211122030
514400403
63141220
71205505
oct453214
9253163
10153228
11a5139
1274810
135498a
143dbac
1530603
hex2568c

153228 has 18 divisors (see below), whose sum is σ = 360724. Its totient is φ = 50624.

The previous prime is 153191. The next prime is 153247. The reversal of 153228 is 822351.

153228 is nontrivially palindromic in base 15.

It is a plaindrome in base 16.

It is an unprimeable number.

153228 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1300 + ... + 1412.

2153228 is an apocalyptic number.

It is an amenable number.

153228 is an abundant number, since it is smaller than the sum of its proper divisors (207496).

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

153228 is a wasteful number, since it uses less digits than its factorization.

153228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233 (or 118 counting only the distinct ones).

The product of its digits is 480, while the sum is 21.

The square root of 153228 is about 391.4434825106. The cubic root of 153228 is about 53.5113668456.

Adding to 153228 its reverse (822351), we get a palindrome (975579).

The spelling of 153228 in words is "one hundred fifty-three thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 12 113 226 339 452 678 1356 12769 25538 38307 51076 76614 153228