Base | Representation |
---|---|
bin | 1001110110000011100… |
… | …1011000111110100001 |
3 | 121011112220202210110112 |
4 | 2131200321120332201 |
5 | 10232334110204133 |
6 | 205410313341105 |
7 | 15135120011441 |
oct | 2354071307641 |
9 | 534486683415 |
10 | 169129381793 |
11 | 65800143899 |
12 | 28941107795 |
13 | 12c4477a198 |
14 | 82861a8121 |
15 | 45ed1c4648 |
hex | 2760e58fa1 |
169129381793 has 8 divisors (see below), whose sum is σ = 173711640480. Its totient is φ = 164568892320.
The previous prime is 169129381679. The next prime is 169129381819. The reversal of 169129381793 is 397183921961.
169129381793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-169129381793 is a prime.
It is not an unprimeable number, because it can be changed into a prime (169129380793) 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 7 ways as a sum of consecutive naturals, for example, 5426555 + ... + 5457632.
It is an arithmetic number, because the mean of its divisors is an integer number (21713955060).
Almost surely, 2169129381793 is an apocalyptic number.
It is an amenable number.
169129381793 is a deficient number, since it is larger than the sum of its proper divisors (4582258687).
169129381793 is a wasteful number, since it uses less digits than its factorization.
169129381793 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10884607.
The product of its digits is 4408992, while the sum is 59.
The spelling of 169129381793 in words is "one hundred sixty-nine billion, one hundred twenty-nine million, three hundred eighty-one thousand, seven hundred ninety-three".
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