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23023302210 = 2325255814469
BaseRepresentation
bin10101011100010010…
…111011011001000010
32012102112101221012200
4111130102323121002
5334122431132320
614324325134030
71443352561026
oct253422733102
965375357180
1023023302210
119845065797
12456655a316
13222bb5a65c
141185a36386
158eb3b4290
hex55c4bb642

23023302210 has 24 divisors (see below), whose sum is σ = 59860585980. Its totient is φ = 6139547232.

The previous prime is 23023302167. The next prime is 23023302227. The reversal of 23023302210 is 1220332032.

It is a happy number.

23023302210 is a `hidden beast` number, since 2 + 302 + 330 + 22 + 10 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 22545923409 + 477378801 = 150153^2 + 21849^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 127907145 + ... + 127907324.

Almost surely, 223023302210 is an apocalyptic number.

23023302210 is an abundant number, since it is smaller than the sum of its proper divisors (36837283770).

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

23023302210 is a wasteful number, since it uses less digits than its factorization.

23023302210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255814482 (or 255814479 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 23023302210 its reverse (1220332032), we get a palindrome (24243634242).

The spelling of 23023302210 in words is "twenty-three billion, twenty-three million, three hundred two thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 255814469 511628938 767443407 1279072345 1534886814 2302330221 2558144690 3837217035 4604660442 7674434070 11511651105 23023302210