Base | Representation |
---|---|
bin | 101000111111100… |
… | …1100010000000000 |
3 | 10112212021122100201 |
4 | 1101333030100000 |
5 | 10304113112434 |
6 | 344254054544 |
7 | 46041503434 |
oct | 12177142000 |
9 | 3485248321 |
10 | 1375519744 |
11 | 646499385 |
12 | 3247aa454 |
13 | 18bc8a011 |
14 | d097c9c4 |
15 | 80b5b614 |
hex | 51fcc400 |
1375519744 has 99 divisors (see below), whose sum is σ = 2950388181. Its totient is φ = 640880640.
The previous prime is 1375519729. The next prime is 1375519751. The reversal of 1375519744 is 4479155731.
The square root of 1375519744 is 37088.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 44729344 + 1330790400 = 6688^2 + 36480^2 .
It is a super-2 number, since 2×13755197442 = 3784109132267651072, which contains 22 as substring.
It is a Duffinian number.
Its product of digits (529200) is a multiple of the sum of its prime factors (180).
It is a junction number, because it is equal to n+sod(n) for n = 1375519694 and 1375519703.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 22549474 + ... + 22549534.
Almost surely, 21375519744 is an apocalyptic number.
1375519744 is the 37088-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1375519744
1375519744 is an abundant number, since it is smaller than the sum of its proper divisors (1574868437).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1375519744 is an frugal number, since it uses more digits than its factorization.
1375519744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180 (or 82 counting only the distinct ones).
The product of its digits is 529200, while the sum is 46.
The cubic root of 1375519744 is about 1112.1301367631.
The spelling of 1375519744 in words is "one billion, three hundred seventy-five million, five hundred nineteen thousand, seven hundred forty-four".
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