Base | Representation |
---|---|
bin | 100101101010001111101 |
3 | 2022200210101 |
4 | 10231101331 |
5 | 303442140 |
6 | 42241101 |
7 | 13326541 |
oct | 4552175 |
9 | 2280711 |
10 | 1234045 |
11 | 77317a |
12 | 4b6191 |
13 | 342907 |
14 | 241a21 |
15 | 19599a |
hex | 12d47d |
1234045 has 4 divisors (see below), whose sum is σ = 1480860. Its totient is φ = 987232.
The previous prime is 1234039. The next prime is 1234049. The reversal of 1234045 is 5404321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5404321 = 13 ⋅415717.
It can be written as a sum of positive squares in 2 ways, for example, as 622521 + 611524 = 789^2 + 782^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1234045 is a prime.
It is a d-powerful number, because it can be written as 1 + 213 + 311 + 4 + 0 + 410 + 53 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1234049) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123400 + ... + 123409.
It is an arithmetic number, because the mean of its divisors is an integer number (370215).
21234045 is an apocalyptic number.
It is an amenable number.
1234045 is a deficient number, since it is larger than the sum of its proper divisors (246815).
1234045 is an equidigital number, since it uses as much as digits as its factorization.
1234045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 246814.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 1234045 is about 1110.8757806344. The cubic root of 1234045 is about 107.2614504830.
Adding to 1234045 its reverse (5404321), we get a palindrome (6638366).
The spelling of 1234045 in words is "one million, two hundred thirty-four thousand, forty-five".
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