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22120041 = 349115017
BaseRepresentation
bin101010001100…
…0011001101001
31112121210222210
41110120121221
521130320131
62110035333
7356005626
oct124303151
945553883
1022120041
1111539129
1274a8b49
1347763a8
142d1b34d
151e1e146
hex1518669

22120041 has 8 divisors (see below), whose sum is σ = 29555424. Its totient is φ = 14715680.

The previous prime is 22120031. The next prime is 22120057. The reversal of 22120041 is 14002122.

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

It is a cyclic number.

It is not a de Polignac number, because 22120041 - 27 = 22119913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22119999 and 22120026.

It is not an unprimeable number, because it can be changed into a prime (22120031) 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, 6036 + ... + 8981.

It is an arithmetic number, because the mean of its divisors is an integer number (3694428).

Almost surely, 222120041 is an apocalyptic number.

It is an amenable number.

22120041 is a deficient number, since it is larger than the sum of its proper divisors (7435383).

22120041 is a wasteful number, since it uses less digits than its factorization.

22120041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15511.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 22120041 is about 4703.1947652633. The cubic root of 22120041 is about 280.7126447007.

Adding to 22120041 its reverse (14002122), we get a palindrome (36122163).

The spelling of 22120041 in words is "twenty-two million, one hundred twenty thousand, forty-one".

Divisors: 1 3 491 1473 15017 45051 7373347 22120041