Base | Representation |
---|---|
bin | 100111101001101001… |
… | …0101110011100000000 |
3 | 22010210012101121020001 |
4 | 1033103102232130000 |
5 | 2343341203430000 |
6 | 103041140325344 |
7 | 6103035636511 |
oct | 1172322563400 |
9 | 263705347201 |
10 | 85149280000 |
11 | 33125604394 |
12 | 146043a3854 |
13 | 804cb9c965 |
14 | 419a9b8a08 |
15 | 23355b146a |
hex | 13d34ae700 |
85149280000 has 90 divisors (see below), whose sum is σ = 212389844744. Its totient is φ = 34059648000.
The previous prime is 85149279997. The next prime is 85149280031. The reversal of 85149280000 is 8294158.
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 9 ways as a sum of consecutive naturals, for example, 106092 + ... + 426091.
Almost surely, 285149280000 is an apocalyptic number.
85149280000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
85149280000 is an abundant number, since it is smaller than the sum of its proper divisors (127240564744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85149280000 is an frugal number, since it uses more digits than its factorization.
85149280000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 532219 (or 532190 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 37.
The spelling of 85149280000 in words is "eighty-five billion, one hundred forty-nine million, two hundred eighty thousand".
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