Search a number
-
+
20225060 = 2257114243
BaseRepresentation
bin100110100100…
…1110000100100
31102001112120022
41031021300210
520134200220
62001254312
7333624122
oct115116044
942045508
1020225060
1110464429
126934398
1342619bb
142986912
151b97925
hex1349c24

20225060 has 24 divisors (see below), whose sum is σ = 43073856. Its totient is φ = 7975520.

The previous prime is 20225047. The next prime is 20225069. The reversal of 20225060 is 6052202.

It is not an unprimeable number, because it can be changed into a prime (20225069) 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, 5702 + ... + 8541.

It is an arithmetic number, because the mean of its divisors is an integer number (1794744).

Almost surely, 220225060 is an apocalyptic number.

20225060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20225060 is an abundant number, since it is smaller than the sum of its proper divisors (22848796).

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

20225060 is a wasteful number, since it uses less digits than its factorization.

20225060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14323 (or 14321 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 20225060 is about 4497.2280351345. The cubic root of 20225060 is about 272.4561442202.

Adding to 20225060 its reverse (6052202), we get a palindrome (26277262).

The spelling of 20225060 in words is "twenty million, two hundred twenty-five thousand, sixty".

Divisors: 1 2 4 5 10 20 71 142 284 355 710 1420 14243 28486 56972 71215 142430 284860 1011253 2022506 4045012 5056265 10112530 20225060