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154225 = 5231199
BaseRepresentation
bin100101101001110001
321211120001
4211221301
514413400
63150001
71211431
oct455161
9254501
10154225
11a5965
1275301
1355276
14402c1
1530a6a
hex25a71

154225 has 12 divisors (see below), whose sum is σ = 198400. Its totient is φ = 118800.

The previous prime is 154213. The next prime is 154229. The reversal of 154225 is 522451.

154225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 154225 - 27 = 154097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (154229) 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, 676 + ... + 874.

2154225 is an apocalyptic number.

It is an amenable number.

154225 is a deficient number, since it is larger than the sum of its proper divisors (44175).

154225 is a wasteful number, since it uses less digits than its factorization.

154225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240 (or 235 counting only the distinct ones).

The product of its digits is 400, while the sum is 19.

The square root of 154225 is about 392.7149093172. The cubic root of 154225 is about 53.6271758308.

Adding to 154225 its reverse (522451), we get a palindrome (676676).

The spelling of 154225 in words is "one hundred fifty-four thousand, two hundred twenty-five".

Divisors: 1 5 25 31 155 199 775 995 4975 6169 30845 154225