Base | Representation |
---|---|
bin | 101001111110010011001 |
3 | 2120212200012 |
4 | 11033302121 |
5 | 323003020 |
6 | 45251305 |
7 | 14455604 |
oct | 5176231 |
9 | 2525605 |
10 | 1375385 |
11 | 85a390 |
12 | 563b35 |
13 | 39204b |
14 | 27b33b |
15 | 1c27c5 |
hex | 14fc99 |
1375385 has 16 divisors (see below), whose sum is σ = 1907712. Its totient is φ = 940800.
The previous prime is 1375379. The next prime is 1375411. The reversal of 1375385 is 5835731.
It is not a de Polignac number, because 1375385 - 216 = 1309849 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200 + ... + 1670.
It is an arithmetic number, because the mean of its divisors is an integer number (119232).
21375385 is an apocalyptic number.
It is an amenable number.
1375385 is a deficient number, since it is larger than the sum of its proper divisors (532327).
1375385 is a wasteful number, since it uses less digits than its factorization.
1375385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1504.
The product of its digits is 12600, while the sum is 32.
The square root of 1375385 is about 1172.7680930175. The cubic root of 1375385 is about 111.2093821337.
The spelling of 1375385 in words is "one million, three hundred seventy-five thousand, three hundred eighty-five".
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