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23421041 = 73499587
BaseRepresentation
bin101100101011…
…0000001110001
31122001220121222
41121112001301
521443433131
62153554425
7403034630
oct131260161
948056558
1023421041
1112247636
127a15a15
134b10607
143179517
1520c987b
hex1656071

23421041 has 8 divisors (see below), whose sum is σ = 26846400. Its totient is φ = 20015568.

The previous prime is 23421031. The next prime is 23421049. The reversal of 23421041 is 14012432.

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 23421041 - 210 = 23420017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23421049) 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, 2351 + ... + 7236.

It is an arithmetic number, because the mean of its divisors is an integer number (3355800).

Almost surely, 223421041 is an apocalyptic number.

It is an amenable number.

23421041 is a deficient number, since it is larger than the sum of its proper divisors (3425359).

23421041 is an equidigital number, since it uses as much as digits as its factorization.

23421041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9943.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 23421041 is about 4839.5290060087. The cubic root of 23421041 is about 286.1115552560. Note that the first 3 decimals are identical.

Adding to 23421041 its reverse (14012432), we get a palindrome (37433473).

The spelling of 23421041 in words is "twenty-three million, four hundred twenty-one thousand, forty-one".

Divisors: 1 7 349 2443 9587 67109 3345863 23421041