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200068637 = 3143150089
BaseRepresentation
bin10111110110011…
…00111000011101
3111221110112120112
423323030320131
5402204144022
631504055405
74646361326
oct1373147035
9457415515
10200068637
11a2a2a58a
1257004565
13325ac612
141c7dd44d
151286e8e2
hexbecce1d

200068637 has 8 divisors (see below), whose sum is σ = 211326720. Its totient is φ = 189110880.

The previous prime is 200068601. The next prime is 200068639. The reversal of 200068637 is 736860002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200068637 - 210 = 200067613 is a prime.

It is a super-2 number, since 2×2000686372 = 80054919022075538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200068639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73712 + ... + 76377.

It is an arithmetic number, because the mean of its divisors is an integer number (26415840).

Almost surely, 2200068637 is an apocalyptic number.

It is an amenable number.

200068637 is a deficient number, since it is larger than the sum of its proper divisors (11258083).

200068637 is a wasteful number, since it uses less digits than its factorization.

200068637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150163.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 200068637 is about 14144.5620999733. The cubic root of 200068637 is about 584.8704385930.

The spelling of 200068637 in words is "two hundred million, sixty-eight thousand, six hundred thirty-seven".

Divisors: 1 31 43 1333 150089 4652759 6453827 200068637