Base | Representation |
---|---|
bin | 1000001100100001100101 |
3 | 11001011010100 |
4 | 20030201211 |
5 | 1022222303 |
6 | 114014313 |
7 | 24155466 |
oct | 10144145 |
9 | 4034110 |
10 | 2148453 |
11 | 123818a |
12 | 877399 |
13 | 5a2b98 |
14 | 3dcd6d |
15 | 2c68a3 |
hex | 20c865 |
2148453 has 24 divisors (see below), whose sum is σ = 3302208. Its totient is φ = 1343232.
The previous prime is 2148451. The next prime is 2148457. The reversal of 2148453 is 3548412.
It is not a de Polignac number, because 2148453 - 21 = 2148451 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2148451) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20026 + ... + 20132.
It is an arithmetic number, because the mean of its divisors is an integer number (137592).
22148453 is an apocalyptic number.
2148453 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
2148453 is a deficient number, since it is larger than the sum of its proper divisors (1153755).
2148453 is a wasteful number, since it uses less digits than its factorization.
2148453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 233 (or 230 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 2148453 is about 1465.7602123131. The cubic root of 2148453 is about 129.0353247410.
It can be divided in two parts, 2148 and 453, that added together give a square (2601 = 512).
The spelling of 2148453 in words is "two million, one hundred forty-eight thousand, four hundred fifty-three".
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