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23004152530 = 2519154978163
BaseRepresentation
bin10101011011001001…
…111000001011010010
32012101012101000210021
4111123021320023102
5334103030340110
614322402454054
71443031033042
oct253311701322
965335330707
1023004152530
119835276307
12456006432a
132227bb4298
14118328d722
158e98802da
hex55b2782d2

23004152530 has 32 divisors (see below), whose sum is σ = 43615512000. Its totient is φ = 8711623872.

The previous prime is 23004152527. The next prime is 23004152617. The reversal of 23004152530 is 3525140032.

It is a junction number, because it is equal to n+sod(n) for n = 23004152495 and 23004152504.

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 15 ways as a sum of consecutive naturals, for example, 255229 + ... + 333391.

It is an arithmetic number, because the mean of its divisors is an integer number (1362984750).

Almost surely, 223004152530 is an apocalyptic number.

23004152530 is a deficient number, since it is larger than the sum of its proper divisors (20611359470).

23004152530 is a wasteful number, since it uses less digits than its factorization.

23004152530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79738.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 23004152530 its reverse (3525140032), we get a palindrome (26529292562).

The spelling of 23004152530 in words is "twenty-three billion, four million, one hundred fifty-two thousand, five hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 1549 3098 7745 15490 29431 58862 78163 147155 156326 294310 390815 781630 1485097 2970194 7425485 14850970 121074487 242148974 605372435 1210744870 2300415253 4600830506 11502076265 23004152530