Base | Representation |
---|---|
bin | 1000011000110100101… |
… | …0101100100001101000 |
3 | 111202221201220220221011 |
4 | 2012031022230201220 |
5 | 4330110142441130 |
6 | 150111044353304 |
7 | 13260663304501 |
oct | 2061512544150 |
9 | 452851826834 |
10 | 144102312040 |
11 | 56127aa8975 |
12 | 23b176a5834 |
13 | 1078675667b |
14 | 6d903b5ba8 |
15 | 3b35e5652a |
hex | 218d2ac868 |
144102312040 has 32 divisors (see below), whose sum is σ = 327204801000. Its totient is φ = 57112107264.
The previous prime is 144102312031. The next prime is 144102312041. The reversal of 144102312040 is 40213201441.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 143727424996 + 374887044 = 379114^2 + 19362^2 .
It is not an unprimeable number, because it can be changed into a prime (144102312041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16521135 + ... + 16529854.
Almost surely, 2144102312040 is an apocalyptic number.
144102312040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144102312040 is an abundant number, since it is smaller than the sum of its proper divisors (183102488960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144102312040 is a wasteful number, since it uses less digits than its factorization.
144102312040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33051109 (or 33051105 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 144102312040 its reverse (40213201441), we get a palindrome (184315513481).
The spelling of 144102312040 in words is "one hundred forty-four billion, one hundred two million, three hundred twelve thousand, forty".
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