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200369389 = 11149122251
BaseRepresentation
bin10111111000101…
…10010011101101
3111222000211010111
423330112103231
5402243310024
631514340021
74652053213
oct1374262355
9458024114
10200369389
11a3115540
125712a611
133268648c
141c87acb3
15128cda94
hexbf164ed

200369389 has 8 divisors (see below), whose sum is σ = 220053600. Its totient is φ = 180930000.

The previous prime is 200369371. The next prime is 200369417. The reversal of 200369389 is 983963002.

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 200369389 - 25 = 200369357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200369339) 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, 59487 + ... + 62764.

It is an arithmetic number, because the mean of its divisors is an integer number (27506700).

Almost surely, 2200369389 is an apocalyptic number.

It is an amenable number.

200369389 is a deficient number, since it is larger than the sum of its proper divisors (19684211).

200369389 is a wasteful number, since it uses less digits than its factorization.

200369389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122411.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 200369389 is about 14155.1894724161. The cubic root of 200369389 is about 585.1633595452.

The spelling of 200369389 in words is "two hundred million, three hundred sixty-nine thousand, three hundred eighty-nine".

Divisors: 1 11 149 1639 122251 1344761 18215399 200369389