Base | Representation |
---|---|
bin | 100111100110011111… |
… | …1011000100101010000 |
3 | 22010111211102210001120 |
4 | 1033030333120211100 |
5 | 2343132121441243 |
6 | 103022442202240 |
7 | 6100313134440 |
oct | 1171477304520 |
9 | 263454383046 |
10 | 85043546448 |
11 | 33080957193 |
12 | 14594ab3380 |
13 | 8033ccc523 |
14 | 418a934120 |
15 | 232b177c83 |
hex | 13ccfd8950 |
85043546448 has 320 divisors, whose sum is σ = 266369236992. Its totient is φ = 22870149120.
The previous prime is 85043546447. The next prime is 85043546461. The reversal of 85043546448 is 84464534058.
It is a self number, because there is not a number n which added to its sum of digits gives 85043546448.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85043546443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 70109490 + ... + 70110702.
Almost surely, 285043546448 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 85043546448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133184618496).
85043546448 is an abundant number, since it is smaller than the sum of its proper divisors (181325690544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85043546448 is a wasteful number, since it uses less digits than its factorization.
85043546448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1442 (or 1436 counting only the distinct ones).
The product of its (nonzero) digits is 7372800, while the sum is 51.
The spelling of 85043546448 in words is "eighty-five billion, forty-three million, five hundred forty-six thousand, four hundred forty-eight".
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