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20114452242 = 2321117469569
BaseRepresentation
bin10010101110111010…
…100010111100010010
31220220210220001012200
4102232322202330102
5312143244432432
613123534304030
71311312010623
oct225672427422
956823801180
1020114452242
1185920a1755
123a94358016
131b8730b661
14d8b599a4a
157cad27a7c
hex4aeea2f12

20114452242 has 12 divisors (see below), whose sum is σ = 43581313230. Its totient is φ = 6704817408.

The previous prime is 20114452219. The next prime is 20114452261. The reversal of 20114452242 is 24225441102.

It is a happy number.

20114452242 is a `hidden beast` number, since 20 + 114 + 4 + 522 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 19642302801 + 472149441 = 140151^2 + 21729^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 558734767 + ... + 558734802.

Almost surely, 220114452242 is an apocalyptic number.

20114452242 is an abundant number, since it is smaller than the sum of its proper divisors (23466860988).

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

20114452242 is a wasteful number, since it uses less digits than its factorization.

20114452242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117469577 (or 1117469574 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 20114452242 its reverse (24225441102), we get a palindrome (44339893344).

The spelling of 20114452242 in words is "twenty billion, one hundred fourteen million, four hundred fifty-two thousand, two hundred forty-two".

Divisors: 1 2 3 6 9 18 1117469569 2234939138 3352408707 6704817414 10057226121 20114452242