Base | Representation |
---|---|
bin | 1000011011101110001… |
… | …0001000001110011101 |
3 | 111211221221200001212022 |
4 | 2012323202020032131 |
5 | 4333203313103444 |
6 | 150320153345525 |
7 | 13316160303215 |
oct | 2067342101635 |
9 | 454857601768 |
10 | 144880206749 |
11 | 56497110763 |
12 | 240b41082a5 |
13 | 1087b969ab5 |
14 | 7025829245 |
15 | 3b7e3b39ee |
hex | 21bb88839d |
144880206749 has 2 divisors, whose sum is σ = 144880206750. Its totient is φ = 144880206748.
The previous prime is 144880206727. The next prime is 144880206797. The reversal of 144880206749 is 947602088441.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 116796480025 + 28083726724 = 341755^2 + 167582^2 .
It is a cyclic number.
It is not a de Polignac number, because 144880206749 - 216 = 144880141213 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 144880206749.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144883206749) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72440103374 + 72440103375.
It is an arithmetic number, because the mean of its divisors is an integer number (72440103375).
Almost surely, 2144880206749 is an apocalyptic number.
It is an amenable number.
144880206749 is a deficient number, since it is larger than the sum of its proper divisors (1).
144880206749 is an equidigital number, since it uses as much as digits as its factorization.
144880206749 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3096576, while the sum is 53.
The spelling of 144880206749 in words is "one hundred forty-four billion, eight hundred eighty million, two hundred six thousand, seven hundred forty-nine".
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