Base | Representation |
---|---|
bin | 1101001001000111001… |
… | …1010010111001010000 |
3 | 210120210022021002001100 |
4 | 3102101303102321100 |
5 | 12144401304124243 |
6 | 251420212104400 |
7 | 22212102044415 |
oct | 3222163227120 |
9 | 716708232040 |
10 | 225784442448 |
11 | 87833482474 |
12 | 37912905100 |
13 | 183a321c206 |
14 | acdc70410c |
15 | 5d16e490d3 |
hex | 3491cd2e50 |
225784442448 has 60 divisors (see below), whose sum is σ = 632110374688. Its totient is φ = 75234381120.
The previous prime is 225784442341. The next prime is 225784442449. The reversal of 225784442448 is 844244487522.
225784442448 is a `hidden beast` number, since 2 + 2 + 578 + 4 + 4 + 4 + 24 + 48 = 666.
It is a super-2 number, since 2×2257844424482 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 225784442394 and 225784442403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (225784442449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121011 + ... + 682797.
Almost surely, 2225784442448 is an apocalyptic number.
It is an amenable number.
225784442448 is an abundant number, since it is smaller than the sum of its proper divisors (406325932240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225784442448 is a wasteful number, since it uses less digits than its factorization.
225784442448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 564592 (or 564583 counting only the distinct ones).
The product of its digits is 18350080, while the sum is 54.
The spelling of 225784442448 in words is "two hundred twenty-five billion, seven hundred eighty-four million, four hundred forty-two thousand, four hundred forty-eight".
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