Base | Representation |
---|---|
bin | 10011100000101010011001… |
… | …011110011011100100010000 |
3 | 102020211002222102211202202002 |
4 | 103200222121132123210100 |
5 | 42221332104432441033 |
6 | 502255220113013132 |
7 | 24034245100501133 |
oct | 2340523136334420 |
9 | 366732872752662 |
10 | 85807431530768 |
11 | 25382800116462 |
12 | 975a07b2541a8 |
13 | 38b57b570a01c |
14 | 172915d67021a |
15 | 9dc0acaa73e8 |
hex | 4e0a9979b910 |
85807431530768 has 40 divisors (see below), whose sum is σ = 166439358627840. Its totient is φ = 42855348124160.
The previous prime is 85807431530767. The next prime is 85807431530797. The reversal of 85807431530768 is 86703513470858.
It is not an unprimeable number, because it can be changed into a prime (85807431530767) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152772593 + ... + 153333231.
It is an arithmetic number, because the mean of its divisors is an integer number (4160983965696).
Almost surely, 285807431530768 is an apocalyptic number.
It is an amenable number.
85807431530768 is a deficient number, since it is larger than the sum of its proper divisors (80631927097072).
85807431530768 is a wasteful number, since it uses less digits than its factorization.
85807431530768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 571415 (or 571409 counting only the distinct ones).
The product of its (nonzero) digits is 135475200, while the sum is 65.
The spelling of 85807431530768 in words is "eighty-five trillion, eight hundred seven billion, four hundred thirty-one million, five hundred thirty thousand, seven hundred sixty-eight".
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