Base | Representation |
---|---|
bin | 11000111100110101011… |
… | …01111000110011111100 |
3 | 10000221211022022021212101 |
4 | 30132122231320303330 |
5 | 103021214304243343 |
6 | 1453500250114444 |
7 | 115636356400000 |
oct | 14363255706374 |
9 | 3027738267771 |
10 | 857294212348 |
11 | 300638262512 |
12 | 11a19611ba24 |
13 | 62ac4c74982 |
14 | 2d6c971a700 |
15 | 17478219e4d |
hex | c79ab78cfc |
857294212348 has 54 divisors (see below), whose sum is σ = 1750784417928. Its totient is φ = 367308917640.
The previous prime is 857294212331. The next prime is 857294212351. The reversal of 857294212348 is 843212492758.
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.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 240069403 + ... + 240072973.
Almost surely, 2857294212348 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 857294212348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (875392208964).
857294212348 is an abundant number, since it is smaller than the sum of its proper divisors (893490205580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
857294212348 is an frugal number, since it uses more digits than its factorization.
857294212348 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7181 (or 3580 counting only the distinct ones).
The product of its digits is 7741440, while the sum is 55.
The spelling of 857294212348 in words is "eight hundred fifty-seven billion, two hundred ninety-four million, two hundred twelve thousand, three hundred forty-eight".
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