Base | Representation |
---|---|
bin | 111111010001111001… |
… | …101100111011010101 |
3 | 20111101021112011211100 |
4 | 333101321230323111 |
5 | 2103123143330223 |
6 | 51114120100313 |
7 | 4623524045442 |
oct | 772171547325 |
9 | 214337464740 |
10 | 67946073813 |
11 | 268a7872a12 |
12 | 11203004699 |
13 | 653aa6bb07 |
14 | 3407d209c9 |
15 | 1b7a14a043 |
hex | fd1e6ced5 |
67946073813 has 24 divisors (see below), whose sum is σ = 98751350880. Its totient is φ = 45017549280.
The previous prime is 67946073743. The next prime is 67946073821. The reversal of 67946073813 is 31837064976.
It is not a de Polignac number, because 67946073813 - 212 = 67946069717 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 67946073813.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67946073913) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2624470 + ... + 2650232.
It is an arithmetic number, because the mean of its divisors is an integer number (4114639620).
Almost surely, 267946073813 is an apocalyptic number.
It is an amenable number.
67946073813 is a deficient number, since it is larger than the sum of its proper divisors (30805277067).
67946073813 is a wasteful number, since it uses less digits than its factorization.
67946073813 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27569 (or 27566 counting only the distinct ones).
The product of its (nonzero) digits is 4572288, while the sum is 54.
The spelling of 67946073813 in words is "sixty-seven billion, nine hundred forty-six million, seventy-three thousand, eight hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •