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230542142660 = 22523501178571
BaseRepresentation
bin1101011010110101100…
…0011110110011000100
3211001001212201021210022
43112231120132303010
512234122242031120
6253524250114312
722441022610464
oct3265530366304
9731055637708
10230542142660
1189855036015
123882011b998
1318980b0323b
14b230531ba4
155ee498d025
hex35ad61ecc4

230542142660 has 24 divisors (see below), whose sum is σ = 505188000576. Its totient is φ = 88207428320.

The previous prime is 230542142651. The next prime is 230542142669. The reversal of 230542142660 is 66241245032.

230542142660 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (230542142651) and next prime (230542142669).

It is a self number, because there is not a number n which added to its sum of digits gives 230542142660.

It is not an unprimeable number, because it can be changed into a prime (230542142669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250588826 + ... + 250589745.

It is an arithmetic number, because the mean of its divisors is an integer number (21049500024).

Almost surely, 2230542142660 is an apocalyptic number.

230542142660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230542142660 is an abundant number, since it is smaller than the sum of its proper divisors (274645857916).

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

230542142660 is a wasteful number, since it uses less digits than its factorization.

230542142660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501178603 (or 501178601 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 230542142660 its reverse (66241245032), we get a palindrome (296783387692).

The spelling of 230542142660 in words is "two hundred thirty billion, five hundred forty-two million, one hundred forty-two thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 501178571 1002357142 2004714284 2505892855 5011785710 10023571420 11527107133 23054214266 46108428532 57635535665 115271071330 230542142660