Base | Representation |
---|---|
bin | 11111110000100100011010… |
… | …01011111000111001010000 |
3 | 100011021111110201101022201122 |
4 | 33320102031023320321100 |
5 | 33123213310423441130 |
6 | 404311214141421412 |
7 | 20465445023162114 |
oct | 1770221513707120 |
9 | 304244421338648 |
10 | 69838536937040 |
11 | 202863a2461123 |
12 | 79bb21486a868 |
13 | 2cc799060b471 |
14 | 13362bb905744 |
15 | 8119d98a82e5 |
hex | 3f848d2f8e50 |
69838536937040 has 80 divisors (see below), whose sum is σ = 162534990666240. Its totient is φ = 27907829998080.
The previous prime is 69838536937021. The next prime is 69838536937061. The reversal of 69838536937040 is 4073963583896.
69838536937040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 484981850 + ... + 485125830.
It is an arithmetic number, because the mean of its divisors is an integer number (2031687383328).
Almost surely, 269838536937040 is an apocalyptic number.
It is an amenable number.
69838536937040 is an abundant number, since it is smaller than the sum of its proper divisors (92696453729200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69838536937040 is a wasteful number, since it uses less digits than its factorization.
69838536937040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149940 (or 149934 counting only the distinct ones).
The product of its (nonzero) digits is 705438720, while the sum is 71.
The spelling of 69838536937040 in words is "sixty-nine trillion, eight hundred thirty-eight billion, five hundred thirty-six million, nine hundred thirty-seven thousand, forty".
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