Base | Representation |
---|---|
bin | 100110101111000111… |
… | …0010101010111110101 |
3 | 21221201022121201102002 |
4 | 1031132032111113311 |
5 | 2330330402210420 |
6 | 102114215225045 |
7 | 6003256325621 |
oct | 1153616252765 |
9 | 257638551362 |
10 | 83185194485 |
11 | 32307967918 |
12 | 14156678185 |
13 | 7ac8cbb693 |
14 | 4051bcc181 |
15 | 226ce45075 |
hex | 135e3955f5 |
83185194485 has 8 divisors (see below), whose sum is σ = 101946110976. Its totient is φ = 65132237200.
The previous prime is 83185194481. The next prime is 83185194511. The reversal of 83185194485 is 58449158138.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 83185194485 - 22 = 83185194481 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 83185194485.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83185194481) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176989541 + ... + 176990010.
It is an arithmetic number, because the mean of its divisors is an integer number (12743263872).
Almost surely, 283185194485 is an apocalyptic number.
It is an amenable number.
83185194485 is a deficient number, since it is larger than the sum of its proper divisors (18760916491).
83185194485 is a wasteful number, since it uses less digits than its factorization.
83185194485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 353979603.
The product of its digits is 5529600, while the sum is 56.
The spelling of 83185194485 in words is "eighty-three billion, one hundred eighty-five million, one hundred ninety-four thousand, four hundred eighty-five".
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