Base | Representation |
---|---|
bin | 1011000000010100110111… |
… | …1111010101010110111001 |
3 | 1120211202210220222202211020 |
4 | 2300011031333111112321 |
5 | 3041222233204233032 |
6 | 41422434115053053 |
7 | 2356133004125220 |
oct | 260051577252671 |
9 | 46752726882736 |
10 | 12100231321017 |
11 | 39457521458a4 |
12 | 1435132ba1189 |
13 | 69a07c101968 |
14 | 2db923655cb7 |
15 | 15eb4c5eeb2c |
hex | b014dfd55b9 |
12100231321017 has 32 divisors (see below), whose sum is σ = 19525085344512. Its totient is φ = 6507013085184.
The previous prime is 12100231320997. The next prime is 12100231321049. The reversal of 12100231321017 is 71012313200121.
It is not a de Polignac number, because 12100231321017 - 26 = 12100231320953 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12100231321097) 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, 1703413 + ... + 5205965.
It is an arithmetic number, because the mean of its divisors is an integer number (610158917016).
Almost surely, 212100231321017 is an apocalyptic number.
12100231321017 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
12100231321017 is a deficient number, since it is larger than the sum of its proper divisors (7424854023495).
12100231321017 is a wasteful number, since it uses less digits than its factorization.
12100231321017 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3512257.
The product of its (nonzero) digits is 504, while the sum is 24.
Adding to 12100231321017 its reverse (71012313200121), we get a palindrome (83112544521138).
The spelling of 12100231321017 in words is "twelve trillion, one hundred billion, two hundred thirty-one million, three hundred twenty-one thousand, seventeen".
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