Base | Representation |
---|---|
bin | 11101001111000110001001… |
… | …00110011011000111000100 |
3 | 22102122002200100101100002220 |
4 | 32213203010212123013010 |
5 | 31411313133414042010 |
6 | 344422330541332340 |
7 | 16353553163006160 |
oct | 1647430446330704 |
9 | 272562610340086 |
10 | 64290368893380 |
11 | 19537435215023 |
12 | 7263aa25670b0 |
13 | 29b472c058066 |
14 | 11c3955a3dca0 |
15 | 76751792a970 |
hex | 3a78c499b1c4 |
64290368893380 has 96 divisors (see below), whose sum is σ = 205755229451520. Its totient is φ = 14693080819200.
The previous prime is 64290368893369. The next prime is 64290368893403. The reversal of 64290368893380 is 8339886309246.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6368475 + ... + 13005314.
It is an arithmetic number, because the mean of its divisors is an integer number (2143283640120).
Almost surely, 264290368893380 is an apocalyptic number.
64290368893380 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
64290368893380 is an abundant number, since it is smaller than the sum of its proper divisors (141464860558140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64290368893380 is a wasteful number, since it uses less digits than its factorization.
64290368893380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19381709 (or 19381707 counting only the distinct ones).
The product of its (nonzero) digits is 322486272, while the sum is 69.
The spelling of 64290368893380 in words is "sixty-four trillion, two hundred ninety billion, three hundred sixty-eight million, eight hundred ninety-three thousand, three hundred eighty".
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