Base | Representation |
---|---|
bin | 100111110010011010… |
… | …0001110010111100010 |
3 | 22011112200121001110111 |
4 | 1033210310032113202 |
5 | 2344441434233320 |
6 | 103130241521534 |
7 | 6113235563500 |
oct | 1174464162742 |
9 | 264480531414 |
10 | 85443274210 |
11 | 33266556608 |
12 | 146869432aa |
13 | 8098a76c28 |
14 | 41c7a67670 |
15 | 23512d5a5a |
hex | 13e4d0e5e2 |
85443274210 has 48 divisors (see below), whose sum is σ = 180491125176. Its totient is φ = 29035571712.
The previous prime is 85443274129. The next prime is 85443274223. The reversal of 85443274210 is 1247234458.
It can be written as a sum of positive squares in 4 ways, for example, as 15062898361 + 70380375849 = 122731^2 + 265293^2 .
It is a super-2 number, since 2×854432742102 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 716197 + ... + 826936.
Almost surely, 285443274210 is an apocalyptic number.
85443274210 is an abundant number, since it is smaller than the sum of its proper divisors (95047850966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85443274210 is a wasteful number, since it uses less digits than its factorization.
85443274210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1543267 (or 1543260 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 40.
The spelling of 85443274210 in words is "eighty-five billion, four hundred forty-three million, two hundred seventy-four thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •