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22232041 = 131978681
BaseRepresentation
bin101010011001…
…1101111101001
31112211111121221
41110303233221
521142411131
62112302041
7356653306
oct124635751
945744557
1022232041
1111605297
127541921
1347b5370
142d4a0ad
151e42411
hex1533be9

22232041 has 8 divisors (see below), whose sum is σ = 24066504. Its totient is φ = 20415360.

The previous prime is 22232029. The next prime is 22232051. The reversal of 22232041 is 14023222.

It can be written as a sum of positive squares in 4 ways, for example, as 9120400 + 13111641 = 3020^2 + 3621^2 .

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 22232041 - 211 = 22229993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22232011) 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, 1780 + ... + 6901.

It is an arithmetic number, because the mean of its divisors is an integer number (3008313).

Almost surely, 222232041 is an apocalyptic number.

It is an amenable number.

22232041 is a deficient number, since it is larger than the sum of its proper divisors (1834463).

22232041 is a wasteful number, since it uses less digits than its factorization.

22232041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8891.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 22232041 is about 4715.0865315496. The cubic root of 22232041 is about 281.1856230598.

Adding to 22232041 its reverse (14023222), we get a palindrome (36255263).

The spelling of 22232041 in words is "twenty-two million, two hundred thirty-two thousand, forty-one".

Divisors: 1 13 197 2561 8681 112853 1710157 22232041