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222323133 = 3139533149
BaseRepresentation
bin11010100000001…
…10000110111101
3120111100012000010
431100012012331
5423403320013
634021053433
75336500254
oct1520060675
9514305003
10222323133
1110454a72a
1262557279
13370a1c66
142175379b
15147b87c3
hexd4061bd

222323133 has 8 divisors (see below), whose sum is σ = 298564000. Its totient is φ = 147148848.

The previous prime is 222323117. The next prime is 222323141. The reversal of 222323133 is 331323222.

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

It is not a de Polignac number, because 222323133 - 24 = 222323117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222323333) 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 7 ways as a sum of consecutive naturals, for example, 266158 + ... + 266991.

It is an arithmetic number, because the mean of its divisors is an integer number (37320500).

Almost surely, 2222323133 is an apocalyptic number.

It is an amenable number.

222323133 is a deficient number, since it is larger than the sum of its proper divisors (76240867).

222323133 is a wasteful number, since it uses less digits than its factorization.

222323133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533291.

The product of its digits is 1296, while the sum is 21.

The square root of 222323133 is about 14910.5041162263. The cubic root of 222323133 is about 605.7985339293.

Adding to 222323133 its reverse (331323222), we get a palindrome (553646355).

The spelling of 222323133 in words is "two hundred twenty-two million, three hundred twenty-three thousand, one hundred thirty-three".

Divisors: 1 3 139 417 533149 1599447 74107711 222323133