Base | Representation |
---|---|
bin | 11010110110000… |
… | …10101000000000 |
3 | 120200201221222001 |
4 | 31123002220000 |
5 | 430122124243 |
6 | 34202353344 |
7 | 5403050515 |
oct | 1533025000 |
9 | 520657861 |
10 | 225192448 |
11 | 10612a468 |
12 | 634bb854 |
13 | 37867c90 |
14 | 21c9d30c |
15 | 14b83a4d |
hex | d6c2a00 |
225192448 has 80 divisors (see below), whose sum is σ = 505967616. Its totient is φ = 99348480.
The previous prime is 225192391. The next prime is 225192449. The reversal of 225192448 is 844291522.
It is not an unprimeable number, because it can be changed into a prime (225192449) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152353 + ... + 153823.
Almost surely, 2225192448 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 225192448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252983808).
225192448 is an abundant number, since it is smaller than the sum of its proper divisors (280775168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225192448 is a wasteful number, since it uses less digits than its factorization.
225192448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1525 (or 1509 counting only the distinct ones).
The product of its digits is 46080, while the sum is 37.
The square root of 225192448 is about 15006.4135622073. The cubic root of 225192448 is about 608.3935586754.
The spelling of 225192448 in words is "two hundred twenty-five million, one hundred ninety-two thousand, four hundred forty-eight".
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