Base | Representation |
---|---|
bin | 100110101001001001… |
… | …1011100100101110111 |
3 | 21221012101022100210000 |
4 | 1031102103130211313 |
5 | 2324423203130213 |
6 | 102042313002343 |
7 | 5665310426313 |
oct | 1152223344567 |
9 | 257171270700 |
10 | 82985208183 |
11 | 32214a94189 |
12 | 140bb6b33b3 |
13 | 7a9673a6a7 |
14 | 4033410b43 |
15 | 225a5dec73 |
hex | 13524dc977 |
82985208183 has 20 divisors (see below), whose sum is σ = 124251905008. Its totient is φ = 55195680960.
The previous prime is 82985208181. The next prime is 82985208191. The reversal of 82985208183 is 38180258928.
It is not a de Polignac number, because 82985208183 - 21 = 82985208181 is a prime.
It is a super-2 number, since 2×829852081832 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82985208181) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1147963 + ... + 1218108.
Almost surely, 282985208183 is an apocalyptic number.
82985208183 is a deficient number, since it is larger than the sum of its proper divisors (41266696825).
82985208183 is a wasteful number, since it uses less digits than its factorization.
82985208183 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2366516 (or 2366507 counting only the distinct ones).
The product of its (nonzero) digits is 2211840, while the sum is 54.
The spelling of 82985208183 in words is "eighty-two billion, nine hundred eighty-five million, two hundred eight thousand, one hundred eighty-three".
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