Base | Representation |
---|---|
bin | 1000011000100011110… |
… | …1010100001110101011 |
3 | 111202202211001020122101 |
4 | 2012020331110032223 |
5 | 4324434103231122 |
6 | 150100043034231 |
7 | 13256145133300 |
oct | 2061075241653 |
9 | 452684036571 |
10 | 144031695787 |
11 | 560a1156931 |
12 | 23ab7b0b977 |
13 | 10774c304c5 |
14 | 6d84c730a7 |
15 | 3b2eb58027 |
hex | 2188f543ab |
144031695787 has 12 divisors (see below), whose sum is σ = 167612745360. Its totient is φ = 123407350416.
The previous prime is 144031695779. The next prime is 144031695799. The reversal of 144031695787 is 787596130441.
It is not a de Polignac number, because 144031695787 - 23 = 144031695779 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144031695767) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 449487 + ... + 700072.
It is an arithmetic number, because the mean of its divisors is an integer number (13967728780).
Almost surely, 2144031695787 is an apocalyptic number.
144031695787 is a deficient number, since it is larger than the sum of its proper divisors (23581049573).
144031695787 is a wasteful number, since it uses less digits than its factorization.
144031695787 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1152130 (or 1152123 counting only the distinct ones).
The product of its (nonzero) digits is 5080320, while the sum is 55.
The spelling of 144031695787 in words is "one hundred forty-four billion, thirty-one million, six hundred ninety-five thousand, seven hundred eighty-seven".
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