Search a number
-
+
225230399 = 17107123821
BaseRepresentation
bin11010110110010…
…11111000111111
3120200210220000122
431123023320333
5430124333044
634203245155
75403266252
oct1533137077
9520726018
10225230399
11106155a29
12635197bb
133787c334
1421cad099
1514b8edee
hexd6cbe3f

225230399 has 8 divisors (see below), whose sum is σ = 240709968. Its totient is φ = 209998720.

The previous prime is 225230387. The next prime is 225230419. The reversal of 225230399 is 993032522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225230399 - 224 = 208453183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225230339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60092 + ... + 63729.

It is an arithmetic number, because the mean of its divisors is an integer number (30088746).

Almost surely, 2225230399 is an apocalyptic number.

225230399 is a deficient number, since it is larger than the sum of its proper divisors (15479569).

225230399 is a wasteful number, since it uses less digits than its factorization.

225230399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123945.

The product of its (nonzero) digits is 29160, while the sum is 35.

The square root of 225230399 is about 15007.6780016097. The cubic root of 225230399 is about 608.4277336625.

The spelling of 225230399 in words is "two hundred twenty-five million, two hundred thirty thousand, three hundred ninety-nine".

Divisors: 1 17 107 1819 123821 2104957 13248847 225230399