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13230234502 = 211635687977
BaseRepresentation
bin11000101001001010…
…10101101110000110
31021011001000112211021
430110211111232012
5204043420001002
610024453501354
7645600065152
oct142445255606
937131015737
1013230234502
11567a139001
12269294185a
13132acb3934
148d717c062
1552677e737
hex314955b86

13230234502 has 8 divisors (see below), whose sum is σ = 19862419176. Its totient is φ = 6609428112.

The previous prime is 13230234499. The next prime is 13230234541. The reversal of 13230234502 is 20543203231.

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

It is a super-2 number, since 2×132302345022 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2841663 + ... + 2846314.

It is an arithmetic number, because the mean of its divisors is an integer number (2482802397).

Almost surely, 213230234502 is an apocalyptic number.

13230234502 is a deficient number, since it is larger than the sum of its proper divisors (6632184674).

13230234502 is a wasteful number, since it uses less digits than its factorization.

13230234502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5689142.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 13230234502 its reverse (20543203231), we get a palindrome (33773437733).

The spelling of 13230234502 in words is "thirteen billion, two hundred thirty million, two hundred thirty-four thousand, five hundred two".

Divisors: 1 2 1163 2326 5687977 11375954 6615117251 13230234502