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229148 = 2257287
BaseRepresentation
bin110111111100011100
3102122022222
4313330130
524313043
64524512
71643033
oct677434
9378288
10229148
11147187
12b0738
13803ba
145d71a
1547d68
hex37f1c

229148 has 6 divisors (see below), whose sum is σ = 401016. Its totient is φ = 114572.

The previous prime is 229139. The next prime is 229153. The reversal of 229148 is 841922.

It is a congruent number.

It is an unprimeable number.

229148 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 as a sum of consecutive naturals, namely, 28640 + ... + 28647.

It is an arithmetic number, because the mean of its divisors is an integer number (66836).

2229148 is an apocalyptic number.

It is an amenable number.

229148 is a deficient number, since it is larger than the sum of its proper divisors (171868).

229148 is a wasteful number, since it uses less digits than its factorization.

229148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57291 (or 57289 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

The square root of 229148 is about 478.6940567837. The cubic root of 229148 is about 61.1935089304.

It can be divided in two parts, 22914 and 8, that added together give a palindrome (22922).

The spelling of 229148 in words is "two hundred twenty-nine thousand, one hundred forty-eight".

Divisors: 1 2 4 57287 114574 229148