Base | Representation |
---|---|
bin | 11101001001010001011000… |
… | …10101010000001011000000 |
3 | 22101220222010102101210221002 |
4 | 32210220230111100023000 |
5 | 31400023310403302210 |
6 | 344150352532151132 |
7 | 16333240015306610 |
oct | 1644505425201300 |
9 | 271828112353832 |
10 | 64090245759680 |
11 | 1946a57a9a1738 |
12 | 72311517684a8 |
13 | 299b8b838580a |
14 | 11b7dad468a40 |
15 | 7622037824a5 |
hex | 3a4a2c5502c0 |
64090245759680 has 112 divisors (see below), whose sum is σ = 174420152714496. Its totient is φ = 21973404625920.
The previous prime is 64090245759679. The next prime is 64090245759691. The reversal of 64090245759680 is 8695754209046.
It is a tau number, because it is divible by the number of its divisors (112).
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 15 ways as a sum of consecutive naturals, for example, 142443227 + ... + 142892453.
Almost surely, 264090245759680 is an apocalyptic number.
It is an amenable number.
64090245759680 is an abundant number, since it is smaller than the sum of its proper divisors (110329906954816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64090245759680 is a wasteful number, since it uses less digits than its factorization.
64090245759680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 512942 (or 512932 counting only the distinct ones).
The product of its (nonzero) digits is 130636800, while the sum is 65.
The spelling of 64090245759680 in words is "sixty-four trillion, ninety billion, two hundred forty-five million, seven hundred fifty-nine thousand, six hundred eighty".
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