Base | Representation |
---|---|
bin | 11100100011110… |
… | …001111001110001 |
3 | 1020101120220120002 |
4 | 130203301321301 |
5 | 1440130011424 |
6 | 115313355345 |
7 | 14605430651 |
oct | 3443617161 |
9 | 1211526502 |
10 | 479141489 |
11 | 226510102 |
12 | 114568b55 |
13 | 78360c98 |
14 | 478c6361 |
15 | 2c0e7cae |
hex | 1c8f1e71 |
479141489 has 2 divisors, whose sum is σ = 479141490. Its totient is φ = 479141488.
The previous prime is 479141483. The next prime is 479141503. The reversal of 479141489 is 984141974.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 260338225 + 218803264 = 16135^2 + 14792^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-479141489 is a prime.
It is a super-2 number, since 2×4791414892 = 459153132962274242, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (479141483) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239570744 + 239570745.
It is an arithmetic number, because the mean of its divisors is an integer number (239570745).
Almost surely, 2479141489 is an apocalyptic number.
It is an amenable number.
479141489 is a deficient number, since it is larger than the sum of its proper divisors (1).
479141489 is an equidigital number, since it uses as much as digits as its factorization.
479141489 is an evil number, because the sum of its binary digits is even.
The product of its digits is 290304, while the sum is 47.
The square root of 479141489 is about 21889.3007882847. The cubic root of 479141489 is about 782.5064500824.
The spelling of 479141489 in words is "four hundred seventy-nine million, one hundred forty-one thousand, four hundred eighty-nine".
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