Base | Representation |
---|---|
bin | 11010111100001… |
… | …00100100100100 |
3 | 120202020022200102 |
4 | 31132010210210 |
5 | 430323034402 |
6 | 34231403232 |
7 | 5412566540 |
oct | 1536044444 |
9 | 522208612 |
10 | 225986852 |
11 | 1066222a3 |
12 | 63823518 |
13 | 37a85740 |
14 | 22028a20 |
15 | 14c8e102 |
hex | d784924 |
225986852 has 48 divisors (see below), whose sum is σ = 488312832. Its totient is φ = 89112960.
The previous prime is 225986833. The next prime is 225986863. The reversal of 225986852 is 258689522.
It is a junction number, because it is equal to n+sod(n) for n = 225986797 and 225986806.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138602 + ... + 140222.
It is an arithmetic number, because the mean of its divisors is an integer number (10173184).
Almost surely, 2225986852 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 225986852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244156416).
225986852 is an abundant number, since it is smaller than the sum of its proper divisors (262325980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225986852 is a wasteful number, since it uses less digits than its factorization.
225986852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2028 (or 2026 counting only the distinct ones).
The product of its digits is 691200, while the sum is 47.
The square root of 225986852 is about 15032.8590760374. The cubic root of 225986852 is about 609.1081224079.
The spelling of 225986852 in words is "two hundred twenty-five million, nine hundred eighty-six thousand, eight hundred fifty-two".
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