Base | Representation |
---|---|
bin | 11111100101111111101… |
… | …11100110111011100111 |
3 | 10211202222220022112222011 |
4 | 33302333313212323213 |
5 | 120241202000043411 |
6 | 2150410052415051 |
7 | 141266650264024 |
oct | 17627767467347 |
9 | 3752886275864 |
10 | 1085550784231 |
11 | 38941a132361 |
12 | 156478917487 |
13 | 7b4a03b5664 |
14 | 3a78049854b |
15 | 1d3871d6c21 |
hex | fcbfde6ee7 |
1085550784231 has 8 divisors (see below), whose sum is σ = 1086125040000. Its totient is φ = 1084976634720.
The previous prime is 1085550784121. The next prime is 1085550784327. The reversal of 1085550784231 is 1324870555801.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1085550784231 is a prime.
It is a super-2 number, since 2×10855507842312 (a number of 25 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 (1085550484231) 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, 27686461 + ... + 27725641.
It is an arithmetic number, because the mean of its divisors is an integer number (135765630000).
Almost surely, 21085550784231 is an apocalyptic number.
1085550784231 is a deficient number, since it is larger than the sum of its proper divisors (574255769).
1085550784231 is a wasteful number, since it uses less digits than its factorization.
1085550784231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53129.
The product of its (nonzero) digits is 1344000, while the sum is 49.
The spelling of 1085550784231 in words is "one trillion, eighty-five billion, five hundred fifty million, seven hundred eighty-four thousand, two hundred thirty-one".
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