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23110233764 = 228217037221
BaseRepresentation
bin10101100001011110…
…100010111010100100
32012122120222111212212
4111201132202322210
5334312204440024
614341112302552
71445456513552
oct254136427244
965576874785
1023110233764
11988a140752
12458b6a1a58
132243b76a47
1411933c4bd2
15903d36a0e
hex5617a2ea4

23110233764 has 12 divisors (see below), whose sum is σ = 40492175388. Its totient is φ = 11541040800.

The previous prime is 23110233763. The next prime is 23110233787. The reversal of 23110233764 is 46733201132.

It can be written as a sum of positive squares in 2 ways, for example, as 15472872100 + 7637361664 = 124390^2 + 87392^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23110233764.

It is not an unprimeable number, because it can be changed into a prime (23110233763) 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 3 ways as a sum of consecutive naturals, for example, 3515327 + ... + 3521894.

It is an arithmetic number, because the mean of its divisors is an integer number (3374347949).

Almost surely, 223110233764 is an apocalyptic number.

It is an amenable number.

23110233764 is a deficient number, since it is larger than the sum of its proper divisors (17381941624).

23110233764 is a wasteful number, since it uses less digits than its factorization.

23110233764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7038046 (or 7038044 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

Adding to 23110233764 its reverse (46733201132), we get a palindrome (69843434896).

The spelling of 23110233764 in words is "twenty-three billion, one hundred ten million, two hundred thirty-three thousand, seven hundred sixty-four".

Divisors: 1 2 4 821 1642 3284 7037221 14074442 28148884 5777558441 11555116882 23110233764