Base | Representation |
---|---|
bin | 11000011100010001… |
… | …10110011101001000 |
3 | 1020212111112220102222 |
4 | 30032020312131020 |
5 | 203333224244422 |
6 | 10010032113212 |
7 | 643115015246 |
oct | 141610663510 |
9 | 36774486388 |
10 | 13122103112 |
11 | 56240a3318 |
12 | 2662695808 |
13 | 1311783c71 |
14 | 8c6a71796 |
15 | 51c020842 |
hex | 30e236748 |
13122103112 has 8 divisors (see below), whose sum is σ = 24603943350. Its totient is φ = 6561051552.
The previous prime is 13122103097. The next prime is 13122103121. The reversal of 13122103112 is 21130122131.
It can be written as a sum of positive squares in only one way, i.e., 6919910596 + 6202192516 = 83186^2 + 78754^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 820131437 + ... + 820131452.
Almost surely, 213122103112 is an apocalyptic number.
It is an amenable number.
13122103112 is a deficient number, since it is larger than the sum of its proper divisors (11481840238).
13122103112 is a wasteful number, since it uses less digits than its factorization.
13122103112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1640262895 (or 1640262891 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 13122103112 its reverse (21130122131), we get a palindrome (34252225243).
The spelling of 13122103112 in words is "thirteen billion, one hundred twenty-two million, one hundred three thousand, one hundred twelve".
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