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220826013 = 32317771801
BaseRepresentation
bin11010010100110…
…00100110011101
3120101112010100020
431022120212131
5423012413023
633525022353
75320663422
oct1512304635
9511463306
10220826013
11103717941
1261b549b9
13369996a5
1421483d49
15145bede3
hexd29899d

220826013 has 16 divisors (see below), whose sum is σ = 307579776. Its totient is φ = 140659200.

The previous prime is 220826003. The next prime is 220826017. The reversal of 220826013 is 310628022.

220826013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220826013 - 28 = 220825757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220826017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121713 + ... + 123513.

It is an arithmetic number, because the mean of its divisors is an integer number (19223736).

Almost surely, 2220826013 is an apocalyptic number.

220826013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

220826013 is a deficient number, since it is larger than the sum of its proper divisors (86753763).

220826013 is a wasteful number, since it uses less digits than its factorization.

220826013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3604.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 220826013 is about 14860.2157790525. The cubic root of 220826013 is about 604.4356579788.

The spelling of 220826013 in words is "two hundred twenty million, eight hundred twenty-six thousand, thirteen".

Divisors: 1 3 23 69 1777 1801 5331 5403 40871 41423 122613 124269 3200377 9601131 73608671 220826013