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220000041 = 32109224261
BaseRepresentation
bin11010001110011…
…10111100101001
3120022222011022200
431013032330221
5422310000131
633455210413
75310653352
oct1507167451
9508864280
10220000041
11103203318
1261816a09
133676a751
142130ad29
15144aa2e6
hexd1cef29

220000041 has 12 divisors (see below), whose sum is σ = 320694660. Its totient is φ = 145320480.

The previous prime is 220000013. The next prime is 220000051. The reversal of 220000041 is 140000022.

It can be written as a sum of positive squares in 2 ways, for example, as 58201641 + 161798400 = 7629^2 + 12720^2 .

It is not a de Polignac number, because 220000041 - 211 = 219997993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 219999978 and 220000032.

It is not an unprimeable number, because it can be changed into a prime (220000051) 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, 111150 + ... + 113111.

It is an arithmetic number, because the mean of its divisors is an integer number (26724555).

Almost surely, 2220000041 is an apocalyptic number.

It is an amenable number.

220000041 is a deficient number, since it is larger than the sum of its proper divisors (100694619).

220000041 is a wasteful number, since it uses less digits than its factorization.

220000041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224376 (or 224373 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 220000041 is about 14832.3983563010. The cubic root of 220000041 is about 603.6811111812.

Adding to 220000041 its reverse (140000022), we get a palindrome (360000063).

The spelling of 220000041 in words is "two hundred twenty million, forty-one", and thus it is an aban number.

Divisors: 1 3 9 109 327 981 224261 672783 2018349 24444449 73333347 220000041