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23054223 = 313756093
BaseRepresentation
bin101011111110…
…0011110001111
31121101021110010
41113330132033
521400213343
62142044303
7366646323
oct127743617
947337403
1023054223
1112016a85
127879693
134a1266a
1430c1983
152055d33
hex15fc78f

23054223 has 8 divisors (see below), whose sum is σ = 30963888. Its totient is φ = 15257024.

The previous prime is 23054221. The next prime is 23054233. The reversal of 23054223 is 32245032.

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 23054223 - 21 = 23054221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23054223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23054221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27636 + ... + 28457.

It is an arithmetic number, because the mean of its divisors is an integer number (3870486).

Almost surely, 223054223 is an apocalyptic number.

23054223 is a deficient number, since it is larger than the sum of its proper divisors (7909665).

23054223 is a wasteful number, since it uses less digits than its factorization.

23054223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56233.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 23054223 is about 4801.4813339219. The cubic root of 23054223 is about 284.6100052007.

Adding to 23054223 its reverse (32245032), we get a palindrome (55299255).

The spelling of 23054223 in words is "twenty-three million, fifty-four thousand, two hundred twenty-three".

Divisors: 1 3 137 411 56093 168279 7684741 23054223