Base | Representation |
---|---|
bin | 11111101111100001100011… |
… | …011010111001001100100000 |
3 | 200022022010122100022011011010 |
4 | 133233201203122321030200 |
5 | 121244243110423433314 |
6 | 1212525441010220520 |
7 | 41256102051020340 |
oct | 3757414332711440 |
9 | 608263570264133 |
10 | 139605284983584 |
11 | 405342a5964282 |
12 | 137a8533584740 |
13 | 5cb894cca1aa4 |
14 | 2668d08db0d20 |
15 | 11216c1a8e059 |
hex | 7ef8636b9320 |
139605284983584 has 48 divisors (see below), whose sum is σ = 418815854952768. Its totient is φ = 39887224280832.
The previous prime is 139605284983537. The next prime is 139605284983589. The reversal of 139605284983584 is 485389482506931.
It is a tau number, because it is divible by the number of its divisors (48).
It is not an unprimeable number, because it can be changed into a prime (139605284983589) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103872979227 + ... + 103872980570.
It is an arithmetic number, because the mean of its divisors is an integer number (8725330311516).
Almost surely, 2139605284983584 is an apocalyptic number.
139605284983584 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
139605284983584 is an abundant number, since it is smaller than the sum of its proper divisors (279210569969184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139605284983584 is a wasteful number, since it uses less digits than its factorization.
139605284983584 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207745959817 (or 207745959809 counting only the distinct ones).
The product of its (nonzero) digits is 1791590400, while the sum is 75.
The spelling of 139605284983584 in words is "one hundred thirty-nine trillion, six hundred five billion, two hundred eighty-four million, nine hundred eighty-three thousand, five hundred eighty-four".
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