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1230430241 = 23291844723
BaseRepresentation
bin100100101010110…
…1110000000100001
310011202021022222102
41021111232000201
510004442231431
6322032220145
742330325115
oct11125560041
93152238872
101230430241
115816004a7
122a409a655
13167bba241
14b95b1745
157304bdcb
hex4956e021

1230430241 has 8 divisors (see below), whose sum is σ = 1328201280. Its totient is φ = 1136348752.

The previous prime is 1230430211. The next prime is 1230430261. The reversal of 1230430241 is 1420340321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1230430241 - 210 = 1230429217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1230430211) 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, 921695 + ... + 923028.

It is an arithmetic number, because the mean of its divisors is an integer number (166025160).

Almost surely, 21230430241 is an apocalyptic number.

It is an amenable number.

1230430241 is a deficient number, since it is larger than the sum of its proper divisors (97771039).

1230430241 is a wasteful number, since it uses less digits than its factorization.

1230430241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844775.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1230430241 is about 35077.4890920089. The cubic root of 1230430241 is about 1071.5661814050.

Adding to 1230430241 its reverse (1420340321), we get a palindrome (2650770562).

The spelling of 1230430241 in words is "one billion, two hundred thirty million, four hundred thirty thousand, two hundred forty-one".

Divisors: 1 23 29 667 1844723 42428629 53496967 1230430241