Search a number
-
+
225070 = 2571317
BaseRepresentation
bin110110111100101110
3102102201221
4312330232
524200240
64453554
71625116
oct667456
9372657
10225070
1114410a
12aa2ba
137b5a1
145c046
1546a4a
hex36f2e

225070 has 16 divisors (see below), whose sum is σ = 412128. Its totient is φ = 88480.

The previous prime is 225067. The next prime is 225077. The reversal of 225070 is 70522.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552 + ... + 868.

It is an arithmetic number, because the mean of its divisors is an integer number (25758).

2225070 is an apocalyptic number.

225070 is a deficient number, since it is larger than the sum of its proper divisors (187058).

225070 is a wasteful number, since it uses less digits than its factorization.

225070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395.

The product of its (nonzero) digits is 140, while the sum is 16.

The square root of 225070 is about 474.4154297659. The cubic root of 225070 is about 60.8283267705.

Adding to 225070 its reverse (70522), we get a palindrome (295592).

The spelling of 225070 in words is "two hundred twenty-five thousand, seventy".

Divisors: 1 2 5 10 71 142 317 355 634 710 1585 3170 22507 45014 112535 225070