Base | Representation |
---|---|
bin | 1110010111101011111… |
… | …00110110010101111101 |
3 | 1202012110110200222122220 |
4 | 13023311330312111331 |
5 | 31042201134002033 |
6 | 1014454332355553 |
7 | 50446436125401 |
oct | 7136574662575 |
9 | 1665413628586 |
10 | 493752640893 |
11 | 1804435480a6 |
12 | 7b838915bb9 |
13 | 37739a55695 |
14 | 19c7d625101 |
15 | cc9c438bb3 |
hex | 72f5f3657d |
493752640893 has 16 divisors (see below), whose sum is σ = 658711487616. Its totient is φ = 328981178880.
The previous prime is 493752640877. The next prime is 493752640937. The reversal of 493752640893 is 398046257394.
It is not a de Polignac number, because 493752640893 - 24 = 493752640877 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (493752640193) 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, 67439673 + ... + 67446993.
It is an arithmetic number, because the mean of its divisors is an integer number (41169467976).
Almost surely, 2493752640893 is an apocalyptic number.
It is an amenable number.
493752640893 is a deficient number, since it is larger than the sum of its proper divisors (164958846723).
493752640893 is a wasteful number, since it uses less digits than its factorization.
493752640893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17044.
The product of its (nonzero) digits is 39191040, while the sum is 60.
The spelling of 493752640893 in words is "four hundred ninety-three billion, seven hundred fifty-two million, six hundred forty thousand, eight hundred ninety-three".
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