Base | Representation |
---|---|
bin | 111001010100101100… |
… | …1110100001110010101 |
3 | 102202202010121221220220 |
4 | 1302221121310032111 |
5 | 4004102401420201 |
6 | 132315113544553 |
7 | 11615363642421 |
oct | 1625131641625 |
9 | 382663557826 |
10 | 123101201301 |
11 | 48230467601 |
12 | 1ba36415159 |
13 | b7ba843120 |
14 | 5d5b173b81 |
15 | 330738a036 |
hex | 1ca9674395 |
123101201301 has 16 divisors (see below), whose sum is σ = 179756646720. Its totient is φ = 74470608000.
The previous prime is 123101201287. The next prime is 123101201303. The reversal of 123101201301 is 103102101321.
It is a happy number.
It is not a de Polignac number, because 123101201301 - 25 = 123101201269 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123101201303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26747200 + ... + 26751801.
It is an arithmetic number, because the mean of its divisors is an integer number (11234790420).
Almost surely, 2123101201301 is an apocalyptic number.
It is an amenable number.
123101201301 is a deficient number, since it is larger than the sum of its proper divisors (56655445419).
123101201301 is a wasteful number, since it uses less digits than its factorization.
123101201301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53499076.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 123101201301 its reverse (103102101321), we get a palindrome (226203302622).
The spelling of 123101201301 in words is "one hundred twenty-three billion, one hundred one million, two hundred one thousand, three hundred one".
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