Base | Representation |
---|---|
bin | 1000011010111110011… |
… | …0101110111000000000 |
3 | 111211110000002221020020 |
4 | 2012233212232320000 |
5 | 4332301100241130 |
6 | 150244244213440 |
7 | 13311210306636 |
oct | 2065746567000 |
9 | 454400087206 |
10 | 144680087040 |
11 | 563a4156875 |
12 | 2405909a280 |
13 | 10849370178 |
14 | 7007015356 |
15 | 3b6ba33e10 |
hex | 21af9aee00 |
144680087040 has 80 divisors (see below), whose sum is σ = 462524177808. Its totient is φ = 38581354496.
The previous prime is 144680087023. The next prime is 144680087117. The reversal of 144680087040 is 40780086441.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 144680086983 and 144680087001.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9411597 + ... + 9426956.
Almost surely, 2144680087040 is an apocalyptic number.
144680087040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144680087040 is an abundant number, since it is smaller than the sum of its proper divisors (317844090768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144680087040 is an equidigital number, since it uses as much as digits as its factorization.
144680087040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18838579 (or 18838563 counting only the distinct ones).
The product of its (nonzero) digits is 172032, while the sum is 42.
The spelling of 144680087040 in words is "one hundred forty-four billion, six hundred eighty million, eighty-seven thousand, forty".
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