Base | Representation |
---|---|
bin | 11001011101110010010… |
… | …000101111100001101000 |
3 | 20012021222022210211100020 |
4 | 121131302100233201220 |
5 | 212132413440243224 |
6 | 3415531410040440 |
7 | 240300566234322 |
oct | 31356220574150 |
9 | 6167868724306 |
10 | 1749968681064 |
11 | 61518077621a |
12 | 2431a4b79120 |
13 | c9037b5b086 |
14 | 609adc48612 |
15 | 307c2578c79 |
hex | 1977242f868 |
1749968681064 has 32 divisors (see below), whose sum is σ = 4377945232320. Its totient is φ = 582919756416.
The previous prime is 1749968681063. The next prime is 1749968681099. The reversal of 1749968681064 is 4601868699471.
It is a self number, because there is not a number n which added to its sum of digits gives 1749968681064.
It is not an unprimeable number, because it can be changed into a prime (1749968681063) 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, 25160629 + ... + 25230084.
It is an arithmetic number, because the mean of its divisors is an integer number (136810788510).
Almost surely, 21749968681064 is an apocalyptic number.
It is an amenable number.
1749968681064 is an abundant number, since it is smaller than the sum of its proper divisors (2627976551256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1749968681064 is a wasteful number, since it uses less digits than its factorization.
1749968681064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50392169 (or 50392165 counting only the distinct ones).
The product of its (nonzero) digits is 125411328, while the sum is 69.
The spelling of 1749968681064 in words is "one trillion, seven hundred forty-nine billion, nine hundred sixty-eight million, six hundred eighty-one thousand, sixty-four".
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