Base | Representation |
---|---|
bin | 1000011011110000011… |
… | …0110101001011101000 |
3 | 111211222121202212211121 |
4 | 2012330012311023220 |
5 | 4333213243444242 |
6 | 150321135505024 |
7 | 13316335134553 |
oct | 2067406651350 |
9 | 454877685747 |
10 | 144889828072 |
11 | 564a1592370 |
12 | 240b7388174 |
13 | 108809581a2 |
14 | 7026c1169a |
15 | 3b80164667 |
hex | 21bc1b52e8 |
144889828072 has 48 divisors (see below), whose sum is σ = 306937612800. Its totient is φ = 63587979840.
The previous prime is 144889828033. The next prime is 144889828081. The reversal of 144889828072 is 270828988441.
It is a self number, because there is not a number n which added to its sum of digits gives 144889828072.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 904872 + ... + 1052887.
It is an arithmetic number, because the mean of its divisors is an integer number (6394533600).
Almost surely, 2144889828072 is an apocalyptic number.
It is an amenable number.
144889828072 is an abundant number, since it is smaller than the sum of its proper divisors (162047784728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144889828072 is a wasteful number, since it uses less digits than its factorization.
144889828072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1957834 (or 1957801 counting only the distinct ones).
The product of its (nonzero) digits is 16515072, while the sum is 61.
The spelling of 144889828072 in words is "one hundred forty-four billion, eight hundred eighty-nine million, eight hundred twenty-eight thousand, seventy-two".
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