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20282298 = 236075569
BaseRepresentation
bin100110101011…
…1101110111010
31102011110002020
41031113232322
520143013143
62002415310
7334253031
oct115275672
942143066
1020282298
11104a3433
126961536
134281a7a
14299d718
151ba9883
hex1357bba

20282298 has 16 divisors (see below), whose sum is σ = 40638720. Its totient is φ = 6748416.

The previous prime is 20282293. The next prime is 20282303. The reversal of 20282298 is 89228202.

It is an interprime number because it is at equal distance from previous prime (20282293) and next prime (20282303).

It is a super-2 number, since 2×202822982 = 822743224321608, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20282293) 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, 858 + ... + 6426.

It is an arithmetic number, because the mean of its divisors is an integer number (2539920).

Almost surely, 220282298 is an apocalyptic number.

20282298 is an abundant number, since it is smaller than the sum of its proper divisors (20356422).

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

20282298 is a wasteful number, since it uses less digits than its factorization.

20282298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6181.

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 20282298 is about 4503.5872368591. The cubic root of 20282298 is about 272.7129239522.

The spelling of 20282298 in words is "twenty million, two hundred eighty-two thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 607 1214 1821 3642 5569 11138 16707 33414 3380383 6760766 10141149 20282298