Base | Representation |
---|---|
bin | 100111101100011010… |
… | …1100001010000011100 |
3 | 22011000200101212000122 |
4 | 1033120311201100130 |
5 | 2344034011142012 |
6 | 103054302014112 |
7 | 6105245325362 |
oct | 1173065412034 |
9 | 264020355018 |
10 | 85242287132 |
11 | 33173059a92 |
12 | 1462b577338 |
13 | 8066235572 |
14 | 41a90a9632 |
15 | 233d833e72 |
hex | 13d8d6141c |
85242287132 has 12 divisors (see below), whose sum is σ = 149338478520. Its totient is φ = 42574150416.
The previous prime is 85242287129. The next prime is 85242287167. The reversal of 85242287132 is 23178224258.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11744207 + ... + 11751462.
It is an arithmetic number, because the mean of its divisors is an integer number (12444873210).
Almost surely, 285242287132 is an apocalyptic number.
It is an amenable number.
85242287132 is a deficient number, since it is larger than the sum of its proper divisors (64096191388).
85242287132 is a wasteful number, since it uses less digits than its factorization.
85242287132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23496580 (or 23496578 counting only the distinct ones).
The product of its digits is 430080, while the sum is 44.
The spelling of 85242287132 in words is "eighty-five billion, two hundred forty-two million, two hundred eighty-seven thousand, one hundred thirty-two".
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