Base | Representation |
---|---|
bin | 101100100111111… |
… | …010010101010001 |
3 | 1221011201212111222 |
4 | 230213322111101 |
5 | 3013124110144 |
6 | 202142214425 |
7 | 24360335234 |
oct | 5447722521 |
9 | 1834655458 |
10 | 748660049 |
11 | 354665415 |
12 | 18a884415 |
13 | bc148917 |
14 | 7160341b |
15 | 45ad52ee |
hex | 2c9fa551 |
748660049 has 2 divisors, whose sum is σ = 748660050. Its totient is φ = 748660048.
The previous prime is 748660007. The next prime is 748660067. The reversal of 748660049 is 940066847.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 477728449 + 270931600 = 21857^2 + 16460^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-748660049 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 748659991 and 748660009.
It is not a weakly prime, because it can be changed into another prime (748662049) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374330024 + 374330025.
It is an arithmetic number, because the mean of its divisors is an integer number (374330025).
Almost surely, 2748660049 is an apocalyptic number.
It is an amenable number.
748660049 is a deficient number, since it is larger than the sum of its proper divisors (1).
748660049 is an equidigital number, since it uses as much as digits as its factorization.
748660049 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 290304, while the sum is 44.
The square root of 748660049 is about 27361.6528923236. The cubic root of 748660049 is about 908.0188955198.
The spelling of 748660049 in words is "seven hundred forty-eight million, six hundred sixty thousand, forty-nine".
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