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22313041 = 33167411
BaseRepresentation
bin101010100011…
…1100001010001
31112222121201221
41111013201101
521203004131
62114125041
7360441412
oct125074121
945877657
1022313041
1111660133
127580781
1348131aa
142d6b809
151e5b411
hex1547851

22313041 has 4 divisors (see below), whose sum is σ = 22380784. Its totient is φ = 22245300.

The previous prime is 22313023. The next prime is 22313047. The reversal of 22313041 is 14031322.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14031322 = 27015661.

It is a cyclic number.

It is not a de Polignac number, because 22313041 - 25 = 22313009 is a prime.

It is a super-3 number, since 3×223130413 (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22313047) 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 3 ways as a sum of consecutive naturals, for example, 33375 + ... + 34036.

It is an arithmetic number, because the mean of its divisors is an integer number (5595196).

Almost surely, 222313041 is an apocalyptic number.

It is an amenable number.

22313041 is a deficient number, since it is larger than the sum of its proper divisors (67743).

22313041 is an equidigital number, since it uses as much as digits as its factorization.

22313041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67742.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 22313041 is about 4723.6681720883. The cubic root of 22313041 is about 281.5266988170.

Adding to 22313041 its reverse (14031322), we get a palindrome (36344363).

The spelling of 22313041 in words is "twenty-two million, three hundred thirteen thousand, forty-one".

Divisors: 1 331 67411 22313041