Base | Representation |
---|---|
bin | 111011010011001000101… |
… | …0000101110110001010000 |
3 | 1001212010112211010000220010 |
4 | 1312212101100232301100 |
5 | 2032012134422331304 |
6 | 25200015335114520 |
7 | 1500550231226406 |
oct | 166462120566120 |
9 | 31763484100803 |
10 | 8149990042704 |
11 | 2662433a00314 |
12 | ab7633212a40 |
13 | 471705098313 |
14 | 20266699b476 |
15 | e1eeec29789 |
hex | 7699142ec50 |
8149990042704 has 80 divisors (see below), whose sum is σ = 21576191160384. Its totient is φ = 2649354470400.
The previous prime is 8149990042697. The next prime is 8149990042793. The reversal of 8149990042704 is 4072400999418.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 4162902 + ... + 5799114.
Almost surely, 28149990042704 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8149990042704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10788095580192).
8149990042704 is an abundant number, since it is smaller than the sum of its proper divisors (13426201117680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8149990042704 is a wasteful number, since it uses less digits than its factorization.
8149990042704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1638796 (or 1638790 counting only the distinct ones).
The product of its (nonzero) digits is 5225472, while the sum is 57.
The spelling of 8149990042704 in words is "eight trillion, one hundred forty-nine billion, nine hundred ninety million, forty-two thousand, seven hundred four".
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