Base | Representation |
---|---|
bin | 100111111110111000… |
… | …1100111110100001000 |
3 | 22012121212112200000000 |
4 | 1033331301213310020 |
5 | 2401321134204113 |
6 | 103240001043000 |
7 | 6126512101641 |
oct | 1177561476410 |
9 | 265555480000 |
10 | 85862022408 |
11 | 334609672a8 |
12 | 14783026460 |
13 | 8134750c26 |
14 | 422750c6c8 |
15 | 2377e4e373 |
hex | 13fdc67d08 |
85862022408 has 108 divisors (see below), whose sum is σ = 241663616415. Its totient is φ = 28598296752.
The previous prime is 85862022403. The next prime is 85862022419. The reversal of 85862022408 is 80422026858.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
85862022408 is a `hidden beast` number, since 8 + 586 + 2 + 0 + 22 + 40 + 8 = 666.
It can be written as a sum of positive squares in only one way, i.e., 42931011204 + 42931011204 = 207198^2 + 207198^2 .
It is a tau number, because it is divible by the number of its divisors (108).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=207198.
It is not an unprimeable number, because it can be changed into a prime (85862022403) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 67131513 + ... + 67132791.
Almost surely, 285862022408 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 85862022408
85862022408 is an abundant number, since it is smaller than the sum of its proper divisors (155801594007).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85862022408 is an frugal number, since it uses more digits than its factorization.
85862022408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2588 (or 1284 counting only the distinct ones).
The product of its (nonzero) digits is 491520, while the sum is 45.
The spelling of 85862022408 in words is "eighty-five billion, eight hundred sixty-two million, twenty-two thousand, four hundred eight".
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