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200000199 = 379523819
BaseRepresentation
bin10111110101111…
…00001011000111
3111221100001200210
423322330023013
5402200001244
631502410503
74645654650
oct1372741307
9457301623
10200000199
11a2993123
1256b90a33
1332587419
141c7c2527
15128594b9
hexbebc2c7

200000199 has 8 divisors (see below), whose sum is σ = 304762240. Its totient is φ = 114285816.

The previous prime is 200000183. The next prime is 200000201. The reversal of 200000199 is 991000002.

It is a happy number.

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

It is not a de Polignac number, because 200000199 - 24 = 200000183 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 9523819 = 200000199 / (2 + 0 + 0 + 0 + 0 + 0 + 1 + 9 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200000299) 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, 4761889 + ... + 4761930.

It is an arithmetic number, because the mean of its divisors is an integer number (38095280).

Almost surely, 2200000199 is an apocalyptic number.

200000199 is a deficient number, since it is larger than the sum of its proper divisors (104762041).

200000199 is an equidigital number, since it uses as much as digits as its factorization.

200000199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9523829.

The product of its (nonzero) digits is 162, while the sum is 21.

The square root of 200000199 is about 14142.1426594417. The cubic root of 200000199 is about 584.8037416024.

The spelling of 200000199 in words is "two hundred million, one hundred ninety-nine", and thus it is an aban number.

Divisors: 1 3 7 21 9523819 28571457 66666733 200000199