Base | Representation |
---|---|
bin | 11100000010110101… |
… | …010110111010110100 |
3 | 2212201120121222212022 |
4 | 130002311112322310 |
5 | 443132223004022 |
6 | 21500003212312 |
7 | 2114132303015 |
oct | 340265267264 |
9 | 85646558768 |
10 | 30112313012 |
11 | 11852685501 |
12 | 5a04677098 |
13 | 2abb72a1c2 |
14 | 165932300c |
15 | bb3911c42 |
hex | 702d56eb4 |
30112313012 has 6 divisors (see below), whose sum is σ = 52696547778. Its totient is φ = 15056156504.
The previous prime is 30112312987. The next prime is 30112313041. The reversal of 30112313012 is 21031321103.
It can be written as a sum of positive squares in only one way, i.e., 29160343696 + 951969316 = 170764^2 + 30854^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3764039123 + ... + 3764039130.
It is an arithmetic number, because the mean of its divisors is an integer number (8782757963).
Almost surely, 230112313012 is an apocalyptic number.
It is an amenable number.
30112313012 is a deficient number, since it is larger than the sum of its proper divisors (22584234766).
30112313012 is a wasteful number, since it uses less digits than its factorization.
30112313012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7528078257 (or 7528078255 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 30112313012 its reverse (21031321103), we get a palindrome (51143634115).
The spelling of 30112313012 in words is "thirty billion, one hundred twelve million, three hundred thirteen thousand, twelve".
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