Base | Representation |
---|---|
bin | 101001110001101100111 |
3 | 2120112211022 |
4 | 11032031213 |
5 | 322301220 |
6 | 45201355 |
7 | 14431031 |
oct | 5161547 |
9 | 2515738 |
10 | 1368935 |
11 | 855557 |
12 | 56025b |
13 | 38c129 |
14 | 278c51 |
15 | 1c0925 |
hex | 14e367 |
1368935 has 4 divisors (see below), whose sum is σ = 1642728. Its totient is φ = 1095144.
The previous prime is 1368911. The next prime is 1368943. The reversal of 1368935 is 5398631.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5398631 = 7 ⋅771233.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1368935 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1368895 and 1368904.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136889 + ... + 136898.
It is an arithmetic number, because the mean of its divisors is an integer number (410682).
21368935 is an apocalyptic number.
1368935 is a deficient number, since it is larger than the sum of its proper divisors (273793).
1368935 is an equidigital number, since it uses as much as digits as its factorization.
1368935 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 273792.
The product of its digits is 19440, while the sum is 35.
The square root of 1368935 is about 1170.0149571694. The cubic root of 1368935 is about 111.0352673153.
Subtracting from 1368935 its sum of digits (35), we obtain a square (1368900 = 11702).
The spelling of 1368935 in words is "one million, three hundred sixty-eight thousand, nine hundred thirty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •