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200008 = 23231087
BaseRepresentation
bin110000110101001000
3101011100201
4300311020
522400013
64141544
71462054
oct606510
9334321
10200008
111272a6
12978b4
1370063
1452c64
153e3dd
hex30d48

200008 has 16 divisors (see below), whose sum is σ = 391680. Its totient is φ = 95568.

The previous prime is 200003. The next prime is 200009. The reversal of 200008 is 800002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 199967 and 200003.

It is not an unprimeable number, because it can be changed into a prime (200003) by changing a digit.

200008 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360 + ... + 727.

It is an arithmetic number, because the mean of its divisors is an integer number (24480).

2200008 is an apocalyptic number.

It is an amenable number.

200008 is a deficient number, since it is larger than the sum of its proper divisors (191672).

200008 is a wasteful number, since it uses less digits than its factorization.

200008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116 (or 1112 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 200008 is about 447.2225396824. Note that the first 3 decimals coincide. The cubic root of 200008 is about 58.4811344919.

It can be divided in two parts, 20000 and 8, that multiplied together give a 4-th power (160000 = 204).

The spelling of 200008 in words is "two hundred thousand, eight".

Divisors: 1 2 4 8 23 46 92 184 1087 2174 4348 8696 25001 50002 100004 200008