Base | Representation |
---|---|
bin | 11111010000010010101 |
3 | 1221000212110 |
4 | 3322002111 |
5 | 230233044 |
6 | 33541233 |
7 | 11463600 |
oct | 3720225 |
9 | 1830773 |
10 | 1024149 |
11 | 63a505 |
12 | 414819 |
13 | 29b209 |
14 | 1c9337 |
15 | 1536b9 |
hex | fa095 |
1024149 has 12 divisors (see below), whose sum is σ = 1588704. Its totient is φ = 585144.
The previous prime is 1024103. The next prime is 1024151. The reversal of 1024149 is 9414201.
1024149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 1024149 - 27 = 1024021 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1024159) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3337 + ... + 3630.
It is an arithmetic number, because the mean of its divisors is an integer number (132392).
21024149 is an apocalyptic number.
It is an amenable number.
1024149 is a deficient number, since it is larger than the sum of its proper divisors (564555).
1024149 is an equidigital number, since it uses as much as digits as its factorization.
1024149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6984 (or 6977 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 21.
The square root of 1024149 is about 1012.0024703527. The cubic root of 1024149 is about 100.7985725106.
The spelling of 1024149 in words is "one million, twenty-four thousand, one hundred forty-nine".
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