Base | Representation |
---|---|
bin | 111011001010010010001101… |
… | …0110110000000111011111000 |
3 | 2112020112010102210222011220100 |
4 | 1312110210122312000323320 |
5 | 1021201423322111333010 |
6 | 5042432350404555400 |
7 | 214416300300202305 |
oct | 16624443266007370 |
9 | 2466463383864810 |
10 | 520382982917880 |
11 | 1408a0202556575 |
12 | 4a4458600b2b60 |
13 | 19449b9b8c13a4 |
14 | 92709567d20ac |
15 | 402655022e2c0 |
hex | 1d9491ad80ef8 |
520382982917880 has 96 divisors (see below), whose sum is σ = 1691616483648000. Its totient is φ = 138738289667328.
The previous prime is 520382982917873. The next prime is 520382982917951. The reversal of 520382982917880 is 88719289283025.
520382982917880 is a `hidden beast` number, since 5 + 2 + 0 + 382 + 9 + 82 + 91 + 7 + 8 + 80 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a junction number, because it is equal to n+sod(n) for n = 520382982917799 and 520382982917808.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157244344 + ... + 160519623.
It is an arithmetic number, because the mean of its divisors is an integer number (17621005038000).
Almost surely, 2520382982917880 is an apocalyptic number.
It is an amenable number.
520382982917880 is an abundant number, since it is smaller than the sum of its proper divisors (1171233500730120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520382982917880 is a wasteful number, since it uses less digits than its factorization.
520382982917880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 317768533 (or 317768526 counting only the distinct ones).
The product of its (nonzero) digits is 278691840, while the sum is 72.
The spelling of 520382982917880 in words is "five hundred twenty trillion, three hundred eighty-two billion, nine hundred eighty-two million, nine hundred seventeen thousand, eight hundred eighty".
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