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12020298 = 2341131373
BaseRepresentation
bin101101110110…
…101001001010
3211121200202020
4231312221022
511034122143
61105345310
7204112413
oct55665112
924550666
1012020298
116870034
124038236
13264b304
14184c80a
1510c6883
hexb76a4a

12020298 has 32 divisors (see below), whose sum is σ = 24881472. Its totient is φ = 3868800.

The previous prime is 12020249. The next prime is 12020299. The reversal of 12020298 is 89202021.

It is not an unprimeable number, because it can be changed into a prime (12020299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32040 + ... + 32412.

It is an arithmetic number, because the mean of its divisors is an integer number (777546).

Almost surely, 212020298 is an apocalyptic number.

12020298 is an abundant number, since it is smaller than the sum of its proper divisors (12861174).

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

12020298 is a wasteful number, since it uses less digits than its factorization.

12020298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 12020298 is about 3467.0301412015. The cubic root of 12020298 is about 229.0718614056.

The spelling of 12020298 in words is "twelve million, twenty thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 41 82 123 131 246 262 373 393 746 786 1119 2238 5371 10742 15293 16113 30586 32226 45879 48863 91758 97726 146589 293178 2003383 4006766 6010149 12020298