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23230933254 = 2321290607403
BaseRepresentation
bin10101101000101010…
…111110100100000110
32012222000002200110100
4111220222332210012
5340034104331004
614401103304530
71451453450244
oct255052764406
965860080410
1023230933254
11994128aaa1
124603bab146
132262b87169
1411a5443794
1590e729739
hex568abe906

23230933254 has 12 divisors (see below), whose sum is σ = 50333688756. Its totient is φ = 7743644412.

The previous prime is 23230933189. The next prime is 23230933259. The reversal of 23230933254 is 45233903232.

23230933254 is a `hidden beast` number, since 2 + 323 + 0 + 9 + 3 + 325 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23230933259) 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 5 ways as a sum of consecutive naturals, for example, 645303684 + ... + 645303719.

It is an arithmetic number, because the mean of its divisors is an integer number (4194474063).

Almost surely, 223230933254 is an apocalyptic number.

23230933254 is an abundant number, since it is smaller than the sum of its proper divisors (27102755502).

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

23230933254 is a wasteful number, since it uses less digits than its factorization.

23230933254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290607411 (or 1290607408 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 36.

It can be divided in two parts, 23230 and 933254, that added together give a square (956484 = 9782).

The spelling of 23230933254 in words is "twenty-three billion, two hundred thirty million, nine hundred thirty-three thousand, two hundred fifty-four".

Divisors: 1 2 3 6 9 18 1290607403 2581214806 3871822209 7743644418 11615466627 23230933254