Base | Representation |
---|---|
bin | 1011000101000001111010… |
… | …0100100010100101101001 |
3 | 1121010111101122001110012102 |
4 | 2301100132210202211221 |
5 | 3044033232234144133 |
6 | 41523520444423145 |
7 | 2365023346612400 |
oct | 261203644424551 |
9 | 47114348043172 |
10 | 12181040146793 |
11 | 3976a4a670731 |
12 | 1448925847ab5 |
13 | 6a48899898bb |
14 | 3017cb9b6637 |
15 | 161ccbada7e8 |
hex | b141e922969 |
12181040146793 has 48 divisors (see below), whose sum is σ = 15064027488000. Its totient is φ = 9793024688160.
The previous prime is 12181040146777. The next prime is 12181040146801. The reversal of 12181040146793 is 39764104018121.
It is not a de Polignac number, because 12181040146793 - 24 = 12181040146777 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12181040146993) 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 47 ways as a sum of consecutive naturals, for example, 169213298 + ... + 169285268.
It is an arithmetic number, because the mean of its divisors is an integer number (313833906000).
Almost surely, 212181040146793 is an apocalyptic number.
It is an amenable number.
12181040146793 is a deficient number, since it is larger than the sum of its proper divisors (2882987341207).
12181040146793 is a wasteful number, since it uses less digits than its factorization.
12181040146793 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73810 (or 73803 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 47.
The spelling of 12181040146793 in words is "twelve trillion, one hundred eighty-one billion, forty million, one hundred forty-six thousand, seven hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •