Base | Representation |
---|---|
bin | 10110011000000100… |
… | …10101110001000111 |
3 | 1011000012202201022110 |
4 | 23030002111301013 |
5 | 144100323200403 |
6 | 5304014232103 |
7 | 603460444314 |
oct | 131402256107 |
9 | 34005681273 |
10 | 12013100103 |
11 | 5105099a04 |
12 | 23b31b5633 |
13 | 1195aa0474 |
14 | 81d66bd0b |
15 | 4a49ac103 |
hex | 2cc095c47 |
12013100103 has 16 divisors (see below), whose sum is σ = 16620823296. Its totient is φ = 7712302080.
The previous prime is 12013100083. The next prime is 12013100107. The reversal of 12013100103 is 30100131021.
It is not a de Polignac number, because 12013100103 - 26 = 12013100039 is a prime.
It is a super-2 number, since 2×120131001032 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12013100107) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646650 + ... + 664967.
It is an arithmetic number, because the mean of its divisors is an integer number (1038801456).
Almost surely, 212013100103 is an apocalyptic number.
12013100103 is a deficient number, since it is larger than the sum of its proper divisors (4607723193).
12013100103 is a wasteful number, since it uses less digits than its factorization.
12013100103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1311734.
The product of its (nonzero) digits is 18, while the sum is 12.
Adding to 12013100103 its reverse (30100131021), we get a palindrome (42113231124).
The spelling of 12013100103 in words is "twelve billion, thirteen million, one hundred thousand, one hundred three".
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