Base | Representation |
---|---|
bin | 101010001000001111011 |
3 | 2121010122201 |
4 | 11101001323 |
5 | 323133400 |
6 | 45331031 |
7 | 14506465 |
oct | 5210173 |
9 | 2533581 |
10 | 1380475 |
11 | 863198 |
12 | 566a77 |
13 | 394465 |
14 | 27d135 |
15 | 1c406a |
hex | 15107b |
1380475 has 6 divisors (see below), whose sum is σ = 1711820. Its totient is φ = 1104360.
The previous prime is 1380469. The next prime is 1380499. The reversal of 1380475 is 5740831.
It is not a de Polignac number, because 1380475 - 25 = 1380443 is a prime.
It is a super-2 number, since 2×13804752 = 3811422451250, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27585 + ... + 27634.
21380475 is an apocalyptic number.
1380475 is a deficient number, since it is larger than the sum of its proper divisors (331345).
1380475 is an equidigital number, since it uses as much as digits as its factorization.
1380475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55229 (or 55224 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 1380475 is about 1174.9361684790. The cubic root of 1380475 is about 111.3464004726.
The spelling of 1380475 in words is "one million, three hundred eighty thousand, four hundred seventy-five".
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