Base | Representation |
---|---|
bin | 1000100110010000000001 |
3 | 11020111200000 |
4 | 20212100001 |
5 | 1034110300 |
6 | 120150213 |
7 | 25104630 |
oct | 10462001 |
9 | 4214600 |
10 | 2253825 |
11 | 12aa372 |
12 | 908369 |
13 | 60bb32 |
14 | 429517 |
15 | 2e7c00 |
hex | 226401 |
2253825 has 72 divisors (see below), whose sum is σ = 4874688. Its totient is φ = 1010880.
The previous prime is 2253821. The next prime is 2253827. The reversal of 2253825 is 5283522.
It is not a de Polignac number, because 2253825 - 22 = 2253821 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a d-powerful number, because it can be written as 24 + 217 + 5 + 313 + 84 + 219 + 52 .
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2253821) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 42499 + ... + 42551.
It is an arithmetic number, because the mean of its divisors is an integer number (67704).
22253825 is an apocalyptic number.
2253825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2253825 is an abundant number, since it is smaller than the sum of its proper divisors (2620863).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2253825 is an equidigital number, since it uses as much as digits as its factorization.
2253825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85 (or 68 counting only the distinct ones).
The product of its digits is 4800, while the sum is 27.
The square root of 2253825 is about 1501.2744585851. The cubic root of 2253825 is about 131.1112820122. Note that the first 3 decimals are identical.
The spelling of 2253825 in words is "two million, two hundred fifty-three thousand, eight hundred twenty-five".
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