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22066233 = 371050773
BaseRepresentation
bin101010000101…
…1010000111001
31112112002011220
41110023100321
521122104413
62104542253
7355363020
oct124132071
945462156
1022066233
1111501762
127481989
134757a57
142d058b7
151e0d223
hex150b439

22066233 has 8 divisors (see below), whose sum is σ = 33624768. Its totient is φ = 12609264.

The previous prime is 22066229. The next prime is 22066243. The reversal of 22066233 is 33266022.

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

It is not a de Polignac number, because 22066233 - 22 = 22066229 is a prime.

It is a super-3 number, since 3×220662333 (a number of 23 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22066243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525366 + ... + 525407.

It is an arithmetic number, because the mean of its divisors is an integer number (4203096).

Almost surely, 222066233 is an apocalyptic number.

It is an amenable number.

22066233 is a deficient number, since it is larger than the sum of its proper divisors (11558535).

22066233 is a wasteful number, since it uses less digits than its factorization.

22066233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050783.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 22066233 is about 4697.4709152905. The cubic root of 22066233 is about 280.4848444886.

The spelling of 22066233 in words is "twenty-two million, sixty-six thousand, two hundred thirty-three".

Divisors: 1 3 7 21 1050773 3152319 7355411 22066233