Base | Representation |
---|---|
bin | 1011000001100010111111… |
… | …1000010110001000011111 |
3 | 1120220202221100011022011111 |
4 | 2300120233320112020133 |
5 | 3042043204424243213 |
6 | 41440223004202451 |
7 | 2360504442415300 |
oct | 260305770261037 |
9 | 46822840138144 |
10 | 12121201009183 |
11 | 3953632a749a2 |
12 | 1439205839427 |
13 | 69c041662876 |
14 | 2dc9526387a7 |
15 | 160478560a3d |
hex | b062fe1621f |
12121201009183 has 6 divisors (see below), whose sum is σ = 14100172602576. Its totient is φ = 10389600864972.
The previous prime is 12121201009171. The next prime is 12121201009219. The reversal of 12121201009183 is 38190010212121.
12121201009183 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a de Polignac number, because none of the positive numbers 2k-12121201009183 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 (12121201004183) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123685724535 + ... + 123685724632.
It is an arithmetic number, because the mean of its divisors is an integer number (2350028767096).
Almost surely, 212121201009183 is an apocalyptic number.
12121201009183 is a deficient number, since it is larger than the sum of its proper divisors (1978971593393).
12121201009183 is an equidigital number, since it uses as much as digits as its factorization.
12121201009183 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247371449181 (or 247371449174 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 31.
The spelling of 12121201009183 in words is "twelve trillion, one hundred twenty-one billion, two hundred one million, nine thousand, one hundred eighty-three".
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