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200068160 = 265625213
BaseRepresentation
bin10111110110011…
…00110001000000
3111221110111220212
423323030301000
5402204140120
631504053252
74646360045
oct1373146100
9457414825
10200068160
11a2a2a196
1257004228
13325ac336
141c7dd1cc
151286e6c5
hexbeccc40

200068160 has 28 divisors (see below), whose sum is σ = 476413068. Its totient is φ = 80027136.

The previous prime is 200068159. The next prime is 200068177. The reversal of 200068160 is 61860002.

It can be written as a sum of positive squares in 2 ways, for example, as 134003776 + 66064384 = 11576^2 + 8128^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312287 + ... + 312926.

Almost surely, 2200068160 is an apocalyptic number.

200068160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200068160 is an abundant number, since it is smaller than the sum of its proper divisors (276344908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200068160 is an equidigital number, since it uses as much as digits as its factorization.

200068160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625230 (or 625220 counting only the distinct ones).

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

The square root of 200068160 is about 14144.5452383596. The cubic root of 200068160 is about 584.8699737801.

The spelling of 200068160 in words is "two hundred million, sixty-eight thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 625213 1250426 2500852 3126065 5001704 6252130 10003408 12504260 20006816 25008520 40013632 50017040 100034080 200068160