Base | Representation |
---|---|
bin | 11011100101010011110001… |
… | …000010100111001010111101 |
3 | 120220112020011011022020220101 |
4 | 123211103301002213022331 |
5 | 111400030113134131023 |
6 | 1110001314454321101 |
7 | 34360303103652226 |
oct | 3345236102471275 |
9 | 526466134266811 |
10 | 121311100302013 |
11 | 35720826601616 |
12 | 11732aa2059191 |
13 | 528c78416984b |
14 | 21d56ba95824d |
15 | e058a7d2e1ad |
hex | 6e54f10a72bd |
121311100302013 has 32 divisors (see below), whose sum is σ = 130605700579200. Its totient is φ = 112270467778560.
The previous prime is 121311100301987. The next prime is 121311100302097. The reversal of 121311100302013 is 310203001113121.
It is a cyclic number.
It is not a de Polignac number, because 121311100302013 - 233 = 121302510367421 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121311100309013) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 269138953 + ... + 269589313.
It is an arithmetic number, because the mean of its divisors is an integer number (4081428143100).
Almost surely, 2121311100302013 is an apocalyptic number.
It is an amenable number.
121311100302013 is a deficient number, since it is larger than the sum of its proper divisors (9294600277187).
121311100302013 is a wasteful number, since it uses less digits than its factorization.
121311100302013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 451357.
The product of its (nonzero) digits is 108, while the sum is 19.
Adding to 121311100302013 its reverse (310203001113121), we get a palindrome (431514101415134).
The spelling of 121311100302013 in words is "one hundred twenty-one trillion, three hundred eleven billion, one hundred million, three hundred two thousand, thirteen".
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