Base | Representation |
---|---|
bin | 11101001000011… |
… | …001011100011001 |
3 | 1021001122121002221 |
4 | 131020121130121 |
5 | 2000104200013 |
6 | 120255224041 |
7 | 15053140543 |
oct | 3510313431 |
9 | 1231577087 |
10 | 488740633 |
11 | 230977087 |
12 | 117818021 |
13 | 7a342254 |
14 | 48ca4693 |
15 | 2cd9208d |
hex | 1d219719 |
488740633 has 4 divisors (see below), whose sum is σ = 517490100. Its totient is φ = 459991168.
The previous prime is 488740619. The next prime is 488740669. The reversal of 488740633 is 336047884.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 431102169 + 57638464 = 20763^2 + 7592^2 .
It is not a de Polignac number, because 488740633 - 213 = 488732441 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 488740633.
It is not an unprimeable number, because it can be changed into a prime (488740673) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14374708 + ... + 14374741.
It is an arithmetic number, because the mean of its divisors is an integer number (129372525).
Almost surely, 2488740633 is an apocalyptic number.
It is an amenable number.
488740633 is a deficient number, since it is larger than the sum of its proper divisors (28749467).
488740633 is a wasteful number, since it uses less digits than its factorization.
488740633 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28749466.
The product of its (nonzero) digits is 387072, while the sum is 43.
The square root of 488740633 is about 22107.4791190674. The cubic root of 488740633 is about 787.6975276066.
The spelling of 488740633 in words is "four hundred eighty-eight million, seven hundred forty thousand, six hundred thirty-three".
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