Base | Representation |
---|---|
bin | 11100111101111000000… |
… | …00111100010100100101 |
3 | 10112011000121010112200212 |
4 | 32132330000330110211 |
5 | 112301324200342221 |
6 | 2041121501345205 |
7 | 131623154534564 |
oct | 16367400742445 |
9 | 3464017115625 |
10 | 995291809061 |
11 | 354112308400 |
12 | 140a89268205 |
13 | 72b17a2a744 |
14 | 3625b025bdb |
15 | 1ad53251b5b |
hex | e7bc03c525 |
995291809061 has 24 divisors (see below), whose sum is σ = 1153075989240. Its totient is φ = 857126990720.
The previous prime is 995291809033. The next prime is 995291809073. The reversal of 995291809061 is 160908192599.
995291809061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 449444204836 + 545847604225 = 670406^2 + 738815^2 .
It is a de Polignac number, because none of the positive numbers 2k-995291809061 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (995291809261) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2489870 + ... + 2861823.
It is an arithmetic number, because the mean of its divisors is an integer number (48044832885).
Almost surely, 2995291809061 is an apocalyptic number.
It is an amenable number.
995291809061 is a deficient number, since it is larger than the sum of its proper divisors (157784180179).
995291809061 is a wasteful number, since it uses less digits than its factorization.
995291809061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5351797 (or 5351786 counting only the distinct ones).
The product of its (nonzero) digits is 3149280, while the sum is 59.
The spelling of 995291809061 in words is "nine hundred ninety-five billion, two hundred ninety-one million, eight hundred nine thousand, sixty-one".
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