Base | Representation |
---|---|
bin | 100000001101010000101 |
3 | 1222121200121 |
4 | 10001222011 |
5 | 232232430 |
6 | 34341541 |
7 | 11653603 |
oct | 4015205 |
9 | 1877617 |
10 | 1055365 |
11 | 660a03 |
12 | 42a8b1 |
13 | 2ac49c |
14 | 1d6873 |
15 | 15ca7a |
hex | 101a85 |
1055365 has 4 divisors (see below), whose sum is σ = 1266444. Its totient is φ = 844288.
The previous prime is 1055363. The next prime is 1055371. The reversal of 1055365 is 5635501.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 474721 + 580644 = 689^2 + 762^2 .
It is a cyclic number.
It is not a de Polignac number, because 1055365 - 21 = 1055363 is a prime.
It is a super-2 number, since 2×10553652 = 2227590566450, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1055363) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105532 + ... + 105541.
It is an arithmetic number, because the mean of its divisors is an integer number (316611).
21055365 is an apocalyptic number.
It is an amenable number.
1055365 is a deficient number, since it is larger than the sum of its proper divisors (211079).
1055365 is an equidigital number, since it uses as much as digits as its factorization.
1055365 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211078.
The product of its (nonzero) digits is 2250, while the sum is 25.
The square root of 1055365 is about 1027.3095930634. The cubic root of 1055365 is about 101.8124517251.
The spelling of 1055365 in words is "one million, fifty-five thousand, three hundred sixty-five".
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