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200653660 = 22510032683
BaseRepresentation
bin10111111010110…
…11101101011100
3111222120021002001
423331123231130
5402331404120
631524412044
74654346044
oct1375335534
9458507061
10200653660
11a329a079
1257247024
133275599c
141c912724
1512937e0a
hexbf5bb5c

200653660 has 12 divisors (see below), whose sum is σ = 421372728. Its totient is φ = 80261456.

The previous prime is 200653643. The next prime is 200653721. The reversal of 200653660 is 66356002.

200653660 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5016322 + ... + 5016361.

It is an arithmetic number, because the mean of its divisors is an integer number (35114394).

Almost surely, 2200653660 is an apocalyptic number.

200653660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200653660 is an abundant number, since it is smaller than the sum of its proper divisors (220719068).

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

200653660 is a wasteful number, since it uses less digits than its factorization.

200653660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10032692 (or 10032690 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 200653660 is about 14165.2271425488. The cubic root of 200653660 is about 585.4399592955.

The spelling of 200653660 in words is "two hundred million, six hundred fifty-three thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 10032683 20065366 40130732 50163415 100326830 200653660