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230202232013 = 13137511287751
BaseRepresentation
bin1101011001100100011…
…1110100110011001101
3211000012012010001001002
43112121013310303031
512232423232411023
6253430424430045
722426424454365
oct3263107646315
9730165101032
10230202232013
11896a0182126
1238746318325
1318928570490
14b1db32d9a5
155ec4be8b28
hex35991f4ccd

230202232013 has 8 divisors (see below), whose sum is σ = 247928317056. Its totient is φ = 212478750000.

The previous prime is 230202231989. The next prime is 230202232061. The reversal of 230202232013 is 310232202032.

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 230202232013 - 26 = 230202231949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230292232013) 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, 465113 + ... + 822638.

It is an arithmetic number, because the mean of its divisors is an integer number (30991039632).

Almost surely, 2230202232013 is an apocalyptic number.

It is an amenable number.

230202232013 is a deficient number, since it is larger than the sum of its proper divisors (17726085043).

230202232013 is a wasteful number, since it uses less digits than its factorization.

230202232013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301515.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 230202232013 its reverse (310232202032), we get a palindrome (540434434045).

The spelling of 230202232013 in words is "two hundred thirty billion, two hundred two million, two hundred thirty-two thousand, thirteen".

Divisors: 1 13 13751 178763 1287751 16740763 17707864001 230202232013