Base | Representation |
---|---|
bin | 1000011010100110110… |
… | …1000101001010011011 |
3 | 111211012002211020221101 |
4 | 2012221231011022123 |
5 | 4332100224303044 |
6 | 150230350252231 |
7 | 13305565653463 |
oct | 2065155051233 |
9 | 454162736841 |
10 | 144581087899 |
11 | 563532892a6 |
12 | 2402bab7077 |
13 | 108319ba0b1 |
14 | 6dd7c04ba3 |
15 | 3b62ecacd4 |
hex | 21a9b4529b |
144581087899 has 2 divisors, whose sum is σ = 144581087900. Its totient is φ = 144581087898.
The previous prime is 144581087881. The next prime is 144581087933. The reversal of 144581087899 is 998780185441.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 144581087899 - 27 = 144581087771 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 144581087899.
It is not a weakly prime, because it can be changed into another prime (144581087099) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72290543949 + 72290543950.
It is an arithmetic number, because the mean of its divisors is an integer number (72290543950).
Almost surely, 2144581087899 is an apocalyptic number.
144581087899 is a deficient number, since it is larger than the sum of its proper divisors (1).
144581087899 is an equidigital number, since it uses as much as digits as its factorization.
144581087899 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 23224320, while the sum is 64.
The spelling of 144581087899 in words is "one hundred forty-four billion, five hundred eighty-one million, eighty-seven thousand, eight hundred ninety-nine".
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