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23223054 = 23171923521
BaseRepresentation
bin101100010010…
…1101100001110
31121200212001010
41120211230032
521421114204
62145430050
7401251461
oct130455416
947625033
1023223054
1112121908
12793b326
134a7146a
1431272d8
15208ad89
hex1625b0e

23223054 has 64 divisors (see below), whose sum is σ = 54120960. Its totient is φ = 6589440.

The previous prime is 23223047. The next prime is 23223059. The reversal of 23223054 is 45032232.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23223054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23223059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44314 + ... + 44834.

It is an arithmetic number, because the mean of its divisors is an integer number (845640).

Almost surely, 223223054 is an apocalyptic number.

23223054 is an abundant number, since it is smaller than the sum of its proper divisors (30897906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23223054 is a wasteful number, since it uses less digits than its factorization.

23223054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585.

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

The square root of 23223054 is about 4819.0304004021. The cubic root of 23223054 is about 285.3030694142.

Adding to 23223054 its reverse (45032232), we get a palindrome (68255286).

The spelling of 23223054 in words is "twenty-three million, two hundred twenty-three thousand, fifty-four".

Divisors: 1 2 3 6 17 19 23 34 38 46 51 57 69 102 114 138 323 391 437 521 646 782 874 969 1042 1173 1311 1563 1938 2346 2622 3126 7429 8857 9899 11983 14858 17714 19798 22287 23966 26571 29697 35949 44574 53142 59394 71898 168283 203711 227677 336566 407422 455354 504849 611133 683031 1009698 1222266 1366062 3870509 7741018 11611527 23223054