Base | Representation |
---|---|
bin | 10101000101010100111… |
… | …011111000010001100101 |
3 | 12010111200101022001210222 |
4 | 111011110323320101211 |
5 | 142214200203240033 |
6 | 3025325520454125 |
7 | 206450221660355 |
oct | 25052473702145 |
9 | 5114611261728 |
10 | 1448828961893 |
11 | 5094991a6055 |
12 | 1b4961a7a345 |
13 | a6815b82a31 |
14 | 501a35c8b65 |
15 | 27a49cda598 |
hex | 15154ef8465 |
1448828961893 has 2 divisors, whose sum is σ = 1448828961894. Its totient is φ = 1448828961892.
The previous prime is 1448828961887. The next prime is 1448828961911. The reversal of 1448828961893 is 3981698288441.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 787661575009 + 661167386884 = 887503^2 + 813122^2 .
It is a cyclic number.
It is not a de Polignac number, because 1448828961893 - 210 = 1448828960869 is a prime.
It is a super-2 number, since 2×14488289618932 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1448828961823) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724414480946 + 724414480947.
It is an arithmetic number, because the mean of its divisors is an integer number (724414480947).
Almost surely, 21448828961893 is an apocalyptic number.
It is an amenable number.
1448828961893 is a deficient number, since it is larger than the sum of its proper divisors (1).
1448828961893 is an equidigital number, since it uses as much as digits as its factorization.
1448828961893 is an evil number, because the sum of its binary digits is even.
The product of its digits is 191102976, while the sum is 71.
The spelling of 1448828961893 in words is "one trillion, four hundred forty-eight billion, eight hundred twenty-eight million, nine hundred sixty-one thousand, eight hundred ninety-three".
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