Base | Representation |
---|---|
bin | 10101110001010010000… |
… | …00110100000110000000 |
3 | 2122111202021021110021210 |
4 | 22320221000310012000 |
5 | 44223412132414421 |
6 | 1331344313250120 |
7 | 105020305253154 |
oct | 12705100640600 |
9 | 2574667243253 |
10 | 748012388736 |
11 | 269259546a08 |
12 | 100b77a03940 |
13 | 556ca4ac512 |
14 | 282bda83064 |
15 | 146ce1d5576 |
hex | ae29034180 |
748012388736 has 128 divisors (see below), whose sum is σ = 2021874877440. Its totient is φ = 244959160320.
The previous prime is 748012388713. The next prime is 748012388803. The reversal of 748012388736 is 637883210847.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (128).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20196411 + ... + 20233413.
It is an arithmetic number, because the mean of its divisors is an integer number (15795897480).
Almost surely, 2748012388736 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 748012388736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1010937438720).
748012388736 is an abundant number, since it is smaller than the sum of its proper divisors (1273862488704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
748012388736 is a wasteful number, since it uses less digits than its factorization.
748012388736 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37944 (or 37932 counting only the distinct ones).
The product of its (nonzero) digits is 10838016, while the sum is 57.
The spelling of 748012388736 in words is "seven hundred forty-eight billion, twelve million, three hundred eighty-eight thousand, seven hundred thirty-six".
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