Base | Representation |
---|---|
bin | 11010011111001111… |
… | …011001111010111010 |
3 | 2201102010112210210120 |
4 | 122133033121322322 |
5 | 431222000410300 |
6 | 21022114154110 |
7 | 2024543035143 |
oct | 323717317272 |
9 | 81363483716 |
10 | 28441419450 |
11 | 11075492434 |
12 | 5618b82936 |
13 | 28b3501ca2 |
14 | 153b456aca |
15 | b16dac3a0 |
hex | 69f3d9eba |
28441419450 has 48 divisors (see below), whose sum is σ = 70546097856. Its totient is φ = 7583155200.
The previous prime is 28441419449. The next prime is 28441419451. The reversal of 28441419450 is 5491414482.
It is an interprime number because it is at equal distance from previous prime (28441419449) and next prime (28441419451).
It is not an unprimeable number, because it can be changed into a prime (28441419451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1285179 + ... + 1307121.
It is an arithmetic number, because the mean of its divisors is an integer number (1469710372).
Almost surely, 228441419450 is an apocalyptic number.
28441419450 is an abundant number, since it is smaller than the sum of its proper divisors (42104678406).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28441419450 is a wasteful number, since it uses less digits than its factorization.
28441419450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30599 (or 30594 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 42.
The spelling of 28441419450 in words is "twenty-eight billion, four hundred forty-one million, four hundred nineteen thousand, four hundred fifty".
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