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200849 = 1119312
BaseRepresentation
bin110001000010010001
3101012111212
4301002101
522411344
64145505
71464365
oct610221
9335455
10200849
111279a0
1298295
137055c
14532a5
153e79e
hex31091

200849 has 12 divisors (see below), whose sum is σ = 238320. Its totient is φ = 167400.

The previous prime is 200843. The next prime is 200861. The reversal of 200849 is 948002.

It is a de Polignac number, because none of the positive numbers 2k-200849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200843) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6464 + ... + 6494.

It is an arithmetic number, because the mean of its divisors is an integer number (19860).

2200849 is an apocalyptic number.

It is an amenable number.

200849 is a deficient number, since it is larger than the sum of its proper divisors (37471).

200849 is a wasteful number, since it uses less digits than its factorization.

200849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 200849 is about 448.1618011388. The cubic root of 200849 is about 58.5629876508.

The spelling of 200849 in words is "two hundred thousand, eight hundred forty-nine".

Divisors: 1 11 19 31 209 341 589 961 6479 10571 18259 200849