Base | Representation |
---|---|
bin | 1000000101000101010… |
… | …1001100100110010001 |
3 | 111021021110012120202000 |
4 | 2001101111030212101 |
5 | 4233232141331333 |
6 | 143433155544213 |
7 | 13012451660613 |
oct | 2012125144621 |
9 | 437243176660 |
10 | 138803464593 |
11 | 53958a34402 |
12 | 22a98bbb069 |
13 | 10120a11791 |
14 | 6a0a760db3 |
15 | 3925b6c713 |
hex | 205154c991 |
138803464593 has 16 divisors (see below), whose sum is σ = 211192460160. Its totient is φ = 90034679088.
The previous prime is 138803464571. The next prime is 138803464619. The reversal of 138803464593 is 395464308831.
138803464593 is a `hidden beast` number, since 1 + 3 + 8 + 8 + 0 + 3 + 46 + 4 + 593 = 666.
It is not a de Polignac number, because 138803464593 - 28 = 138803464337 is a prime.
It is not an unprimeable number, because it can be changed into a prime (138803464523) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69470205 + ... + 69472202.
It is an arithmetic number, because the mean of its divisors is an integer number (13199528760).
Almost surely, 2138803464593 is an apocalyptic number.
It is an amenable number.
138803464593 is a deficient number, since it is larger than the sum of its proper divisors (72388995567).
138803464593 is a wasteful number, since it uses less digits than its factorization.
138803464593 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138942453 (or 138942447 counting only the distinct ones).
The product of its (nonzero) digits is 7464960, while the sum is 54.
The spelling of 138803464593 in words is "one hundred thirty-eight billion, eight hundred three million, four hundred sixty-four thousand, five hundred ninety-three".
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