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200398966 = 2195273657
BaseRepresentation
bin10111111000111…
…01100001110110
3111222002022200221
423330131201312
5402300231331
631515124554
74652235355
oct1374354166
9458068627
10200398966
11a3135789
125714375a
1332696a91
141c88799c
15128d7711
hexbf1d876

200398966 has 8 divisors (see below), whose sum is σ = 316419480. Its totient is φ = 94925808.

The previous prime is 200398951. The next prime is 200398967. The reversal of 200398966 is 669893002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200398967) 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 3 ways as a sum of consecutive naturals, for example, 2636791 + ... + 2636866.

It is an arithmetic number, because the mean of its divisors is an integer number (39552435).

Almost surely, 2200398966 is an apocalyptic number.

200398966 is a deficient number, since it is larger than the sum of its proper divisors (116020514).

200398966 is a wasteful number, since it uses less digits than its factorization.

200398966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5273678.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 200398966 is about 14156.2341743841. The cubic root of 200398966 is about 585.1921505784.

The spelling of 200398966 in words is "two hundred million, three hundred ninety-eight thousand, nine hundred sixty-six".

Divisors: 1 2 19 38 5273657 10547314 100199483 200398966