Base | Representation |
---|---|
bin | 110001001101100001… |
… | …000110111110000000 |
3 | 12001101112000211221201 |
4 | 301031201012332000 |
5 | 1331204033214410 |
6 | 40135135230544 |
7 | 3550266500242 |
oct | 611541067600 |
9 | 161345024851 |
10 | 52840132480 |
11 | 20455971683 |
12 | a2a8078454 |
13 | 4ca12abba5 |
14 | 27b3a00092 |
15 | 1593daa83a |
hex | c4d846f80 |
52840132480 has 64 divisors (see below), whose sum is σ = 128391871680. Its totient is φ = 20789544960.
The previous prime is 52840132441. The next prime is 52840132483. The reversal of 52840132480 is 8423104825.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52840132483) 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, 637704 + ... + 715783.
It is an arithmetic number, because the mean of its divisors is an integer number (2006122995).
Almost surely, 252840132480 is an apocalyptic number.
It is an amenable number.
52840132480 is an abundant number, since it is smaller than the sum of its proper divisors (75551739200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52840132480 is a wasteful number, since it uses less digits than its factorization.
52840132480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1353567 (or 1353555 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 37.
The spelling of 52840132480 in words is "fifty-two billion, eight hundred forty million, one hundred thirty-two thousand, four hundred eighty".
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