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227148 = 22323823
BaseRepresentation
bin110111011101001100
3102112120220
4313131030
524232043
64511340
71634145
oct673514
9375526
10227148
11145729
12ab550
137c50c
145cacc
1547483
hex3774c

227148 has 24 divisors (see below), whose sum is σ = 553728. Its totient is φ = 72336.

The previous prime is 227147. The next prime is 227153. The reversal of 227148 is 841722.

It is not an unprimeable number, because it can be changed into a prime (227147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136 + ... + 687.

It is an arithmetic number, because the mean of its divisors is an integer number (23072).

2227148 is an apocalyptic number.

It is an amenable number.

227148 is an abundant number, since it is smaller than the sum of its proper divisors (326580).

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

227148 is a wasteful number, since it uses less digits than its factorization.

227148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853 (or 851 counting only the distinct ones).

The product of its digits is 896, while the sum is 24.

The square root of 227148 is about 476.6004616028. The cubic root of 227148 is about 61.0149564687.

It can be divided in two parts, 22714 and 8, that added together give a palindrome (22722).

The spelling of 227148 in words is "two hundred twenty-seven thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 823 1646 2469 3292 4938 9876 18929 37858 56787 75716 113574 227148