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23232030030 = 23251123466697
BaseRepresentation
bin10101101000101111…
…001010010101001110
32012222002011101221200
4111220233022111032
5340034344430110
614401143010330
71451465665656
oct255057122516
965862141850
1023232030030
11994196a020
1246044399a6
13226317c441
1411a564b366
1590e8946c0
hex568bca54e

23232030030 has 48 divisors (see below), whose sum is σ = 65894487984. Its totient is φ = 5632007040.

The previous prime is 23232029993. The next prime is 23232030053. The reversal of 23232030030 is 3003023232.

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

It is a junction number, because it is equal to n+sod(n) for n = 23232029985 and 23232030012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11732359 + ... + 11734338.

It is an arithmetic number, because the mean of its divisors is an integer number (1372801833).

Almost surely, 223232030030 is an apocalyptic number.

23232030030 is an abundant number, since it is smaller than the sum of its proper divisors (42662457954).

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

23232030030 is a wasteful number, since it uses less digits than its factorization.

23232030030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23466721 (or 23466718 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 23232030030 its reverse (3003023232), we get a palindrome (26235053262).

The spelling of 23232030030 in words is "twenty-three billion, two hundred thirty-two million, thirty thousand, thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 66 90 99 110 165 198 330 495 990 23466697 46933394 70400091 117333485 140800182 211200273 234666970 258133667 352000455 422400546 516267334 704000910 774401001 1056001365 1290668335 1548802002 2112002730 2323203003 2581336670 3872005005 4646406006 7744010010 11616015015 23232030030