Base | Representation |
---|---|
bin | 111111001110010001… |
… | …011101110011011101 |
3 | 20111020000222012001112 |
4 | 333032101131303131 |
5 | 2103012102210321 |
6 | 51104103151405 |
7 | 4622154426560 |
oct | 771621356335 |
9 | 214200865045 |
10 | 67885194461 |
11 | 268764713a7 |
12 | 111a6745565 |
13 | 652b274826 |
14 | 33ddbd44d7 |
15 | 1b74b21a5b |
hex | fce45dcdd |
67885194461 has 32 divisors (see below), whose sum is σ = 83351715840. Its totient is φ = 53964009216.
The previous prime is 67885194457. The next prime is 67885194493. The reversal of 67885194461 is 16449158876.
It is a cyclic number.
It is not a de Polignac number, because 67885194461 - 22 = 67885194457 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 67885194461.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67885194431) 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 31 ways as a sum of consecutive naturals, for example, 4909820 + ... + 4923626.
It is an arithmetic number, because the mean of its divisors is an integer number (2604741120).
Almost surely, 267885194461 is an apocalyptic number.
It is an amenable number.
67885194461 is a deficient number, since it is larger than the sum of its proper divisors (15466521379).
67885194461 is a wasteful number, since it uses less digits than its factorization.
67885194461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14433.
The product of its digits is 11612160, while the sum is 59.
The spelling of 67885194461 in words is "sixty-seven billion, eight hundred eighty-five million, one hundred ninety-four thousand, four hundred sixty-one".
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