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22133033 = 1312831327
BaseRepresentation
bin101010001101…
…1100100101001
31112122110210222
41110123210221
521131224113
62110215425
7356061536
oct124334451
945573728
1022133033
111154796a
1274b4575
13477c290
142d21d8d
151e22e08
hex151b929

22133033 has 8 divisors (see below), whose sum is σ = 23872128. Its totient is φ = 20399184.

The previous prime is 22133021. The next prime is 22133077. The reversal of 22133033 is 33033122.

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

It is not a de Polignac number, because 22133033 - 24 = 22133017 is a prime.

It is a super-2 number, since 2×221330332 = 979742299558178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22133093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16016 + ... + 17342.

It is an arithmetic number, because the mean of its divisors is an integer number (2984016).

Almost surely, 222133033 is an apocalyptic number.

It is an amenable number.

22133033 is a deficient number, since it is larger than the sum of its proper divisors (1739095).

22133033 is a wasteful number, since it uses less digits than its factorization.

22133033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 22133033 is about 4704.5757513298. The cubic root of 22133033 is about 280.7675919300.

Adding to 22133033 its reverse (33033122), we get a palindrome (55166155).

The spelling of 22133033 in words is "twenty-two million, one hundred thirty-three thousand, thirty-three".

Divisors: 1 13 1283 1327 16679 17251 1702541 22133033