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200224146 = 2333370691
BaseRepresentation
bin10111110111100…
…10110110010010
3111221202102220010
423323302312102
5402224133041
631511255350
74650606603
oct1373626622
9457672803
10200224146
11a3026401
125707a556
1332635335
141c83ddaa
15128a0a16
hexbef2d92

200224146 has 8 divisors (see below), whose sum is σ = 400448304. Its totient is φ = 66741380.

The previous prime is 200224127. The next prime is 200224151. The reversal of 200224146 is 641422002.

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

200224146 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 16685340 + ... + 16685351.

It is an arithmetic number, because the mean of its divisors is an integer number (50056038).

Almost surely, 2200224146 is an apocalyptic number.

200224146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

200224146 is a wasteful number, since it uses less digits than its factorization.

200224146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33370696.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 200224146 is about 14150.0581624246. The cubic root of 200224146 is about 585.0219350384.

Adding to 200224146 its reverse (641422002), we get a palindrome (841646148).

The spelling of 200224146 in words is "two hundred million, two hundred twenty-four thousand, one hundred forty-six".

Divisors: 1 2 3 6 33370691 66741382 100112073 200224146