Base | Representation |
---|---|
bin | 1110001110100110101… |
… | …10100100101100011001 |
3 | 1201201212200201122221121 |
4 | 13013103112210230121 |
5 | 31002210031330424 |
6 | 1012330451205241 |
7 | 50214555521266 |
oct | 7072326445431 |
9 | 1651780648847 |
10 | 488877214489 |
11 | 179371496084 |
12 | 7a8b7ba6821 |
13 | 371409626a1 |
14 | 19939d1026d |
15 | cab43dcee4 |
hex | 71d35a4b19 |
488877214489 has 2 divisors, whose sum is σ = 488877214490. Its totient is φ = 488877214488.
The previous prime is 488877214487. The next prime is 488877214531. The reversal of 488877214489 is 984412778884.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 370759210000 + 118118004489 = 608900^2 + 343683^2 .
It is a cyclic number.
It is not a de Polignac number, because 488877214489 - 21 = 488877214487 is a prime.
It is a super-2 number, since 2×4888772144892 (a number of 24 digits) contains 22 as substring.
Together with 488877214487, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (488877214487) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244438607244 + 244438607245.
It is an arithmetic number, because the mean of its divisors is an integer number (244438607245).
Almost surely, 2488877214489 is an apocalyptic number.
It is an amenable number.
488877214489 is a deficient number, since it is larger than the sum of its proper divisors (1).
488877214489 is an equidigital number, since it uses as much as digits as its factorization.
488877214489 is an evil number, because the sum of its binary digits is even.
The product of its digits is 231211008, while the sum is 70.
The spelling of 488877214489 in words is "four hundred eighty-eight billion, eight hundred seventy-seven million, two hundred fourteen thousand, four hundred eighty-nine".
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