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222200133 = 33716312281
BaseRepresentation
bin11010011111010…
…00000101000101
3120111002221021120
431033220011011
5423340401013
634014304153
75335445541
oct1517500505
9514087246
10222200133
11104476281
12624b8059
133705ac8c
1421720a21
1514792123
hexd3e8145

222200133 has 16 divisors (see below), whose sum is σ = 306165696. Its totient is φ = 143233920.

The previous prime is 222200129. The next prime is 222200177. The reversal of 222200133 is 331002222.

It is not a de Polignac number, because 222200133 - 22 = 222200129 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222200633) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 11953 + ... + 24233.

It is an arithmetic number, because the mean of its divisors is an integer number (19135356).

Almost surely, 2222200133 is an apocalyptic number.

It is an amenable number.

222200133 is a deficient number, since it is larger than the sum of its proper divisors (83965563).

222200133 is a wasteful number, since it uses less digits than its factorization.

222200133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12484.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 222200133 is about 14906.3789365493. The cubic root of 222200133 is about 605.6867942221.

Adding to 222200133 its reverse (331002222), we get a palindrome (553202355).

The spelling of 222200133 in words is "two hundred twenty-two million, two hundred thousand, one hundred thirty-three".

Divisors: 1 3 37 111 163 489 6031 12281 18093 36843 454397 1363191 2001803 6005409 74066711 222200133