Base | Representation |
---|---|
bin | 110101101101000… |
… | …101010001000001 |
3 | 2022210102002001011 |
4 | 311231011101001 |
5 | 3321124313442 |
6 | 225223440521 |
7 | 31220314522 |
oct | 6555052101 |
9 | 2283362034 |
10 | 901010497 |
11 | 422662582 |
12 | 2118b6141 |
13 | 11488b60a |
14 | 87940849 |
15 | 5417b117 |
hex | 35b45441 |
901010497 has 2 divisors, whose sum is σ = 901010498. Its totient is φ = 901010496.
The previous prime is 901010479. The next prime is 901010521. The reversal of 901010497 is 794010109.
Together with previous prime (901010479) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 481539136 + 419471361 = 21944^2 + 20481^2 .
It is a cyclic number.
It is not a de Polignac number, because 901010497 - 223 = 892621889 is a prime.
It is not a weakly prime, because it can be changed into another prime (901010437) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450505248 + 450505249.
It is an arithmetic number, because the mean of its divisors is an integer number (450505249).
Almost surely, 2901010497 is an apocalyptic number.
It is an amenable number.
901010497 is a deficient number, since it is larger than the sum of its proper divisors (1).
901010497 is an equidigital number, since it uses as much as digits as its factorization.
901010497 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2268, while the sum is 31.
The square root of 901010497 is about 30016.8368919845. The cubic root of 901010497 is about 965.8505917238.
The spelling of 901010497 in words is "nine hundred one million, ten thousand, four hundred ninety-seven".
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