Base | Representation |
---|---|
bin | 10010111001000011010000… |
… | …111100001011110101010001 |
3 | 101220011212211002111101112001 |
4 | 102321003100330023311101 |
5 | 41342232300304434412 |
6 | 452412514551034001 |
7 | 23333501332241464 |
oct | 2271032074136521 |
9 | 356155732441461 |
10 | 83085352811857 |
11 | 245233336a4750 |
12 | 939a5b866b901 |
13 | 3748bb8784806 |
14 | 16734d14c72db |
15 | 991392544957 |
hex | 4b90d0f0bd51 |
83085352811857 has 16 divisors (see below), whose sum is σ = 90670426704000. Its totient is φ = 75505591047040.
The previous prime is 83085352811803. The next prime is 83085352811887. The reversal of 83085352811857 is 75811825358038.
It is a happy number.
It is not a de Polignac number, because 83085352811857 - 215 = 83085352779089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (83085352811887) 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, 1187594244 + ... + 1187664202.
It is an arithmetic number, because the mean of its divisors is an integer number (5666901669000).
Almost surely, 283085352811857 is an apocalyptic number.
It is an amenable number.
83085352811857 is a deficient number, since it is larger than the sum of its proper divisors (7585073892143).
83085352811857 is a wasteful number, since it uses less digits than its factorization.
83085352811857 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106376.
The product of its (nonzero) digits is 64512000, while the sum is 64.
The spelling of 83085352811857 in words is "eighty-three trillion, eighty-five billion, three hundred fifty-two million, eight hundred eleven thousand, eight hundred fifty-seven".
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