Base | Representation |
---|---|
bin | 1000011010101001010… |
… | …1111101100101000100 |
3 | 111211012211222201200102 |
4 | 2012222111331211010 |
5 | 4332111000222430 |
6 | 150231412103232 |
7 | 13306056030065 |
oct | 2065225754504 |
9 | 454184881612 |
10 | 144591804740 |
11 | 56359338a99 |
12 | 24033604b18 |
13 | 10833ca0016 |
14 | 6dd93d456c |
15 | 3b63de6345 |
hex | 21aa57d944 |
144591804740 has 12 divisors (see below), whose sum is σ = 303642789996. Its totient is φ = 57836721888.
The previous prime is 144591804683. The next prime is 144591804779. The reversal of 144591804740 is 47408195441.
It can be written as a sum of positive squares in 2 ways, for example, as 76466628676 + 68125176064 = 276526^2 + 261008^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3614795099 + ... + 3614795138.
It is an arithmetic number, because the mean of its divisors is an integer number (25303565833).
Almost surely, 2144591804740 is an apocalyptic number.
144591804740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144591804740 is an abundant number, since it is smaller than the sum of its proper divisors (159050985256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144591804740 is a wasteful number, since it uses less digits than its factorization.
144591804740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7229590246 (or 7229590244 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 47.
The spelling of 144591804740 in words is "one hundred forty-four billion, five hundred ninety-one million, eight hundred four thousand, seven hundred forty".
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