Base | Representation |
---|---|
bin | 1000011010100010101… |
… | …0000100011000110111 |
3 | 111211010212202202210102 |
4 | 2012220222010120313 |
5 | 4332031230133304 |
6 | 150224521544315 |
7 | 13305263440325 |
oct | 2065052043067 |
9 | 454125682712 |
10 | 144563521079 |
11 | 5634438006a |
12 | 2402604509b |
13 | 1082b179323 |
14 | 6dd5750d15 |
15 | 3b616aad1e |
hex | 21a8a84637 |
144563521079 has 2 divisors, whose sum is σ = 144563521080. Its totient is φ = 144563521078.
The previous prime is 144563521051. The next prime is 144563521117. The reversal of 144563521079 is 970125365441.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144563521079 is a prime.
It is a super-2 number, since 2×1445635210792 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144563521019) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72281760539 + 72281760540.
It is an arithmetic number, because the mean of its divisors is an integer number (72281760540).
Almost surely, 2144563521079 is an apocalyptic number.
144563521079 is a deficient number, since it is larger than the sum of its proper divisors (1).
144563521079 is an equidigital number, since it uses as much as digits as its factorization.
144563521079 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 907200, while the sum is 47.
The spelling of 144563521079 in words is "one hundred forty-four billion, five hundred sixty-three million, five hundred twenty-one thousand, seventy-nine".
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