Base | Representation |
---|---|
bin | 11100101101111… |
… | …001101010000001 |
3 | 1020120120201001202 |
4 | 130231321222001 |
5 | 1441314412224 |
6 | 115450310545 |
7 | 14640121145 |
oct | 3455715201 |
9 | 1216521052 |
10 | 481794689 |
11 | 227a62532 |
12 | 115428455 |
13 | 78a7c81c |
14 | 47db7225 |
15 | 2c46deae |
hex | 1cb79a81 |
481794689 has 2 divisors, whose sum is σ = 481794690. Its totient is φ = 481794688.
The previous prime is 481794641. The next prime is 481794707. The reversal of 481794689 is 986497184.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 360354289 + 121440400 = 18983^2 + 11020^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-481794689 is a prime.
It is a super-2 number, since 2×4817946892 = 464252244697213442, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (481794619) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240897344 + 240897345.
It is an arithmetic number, because the mean of its divisors is an integer number (240897345).
Almost surely, 2481794689 is an apocalyptic number.
It is an amenable number.
481794689 is a deficient number, since it is larger than the sum of its proper divisors (1).
481794689 is an equidigital number, since it uses as much as digits as its factorization.
481794689 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 3483648, while the sum is 56.
The square root of 481794689 is about 21949.8220721718. The cubic root of 481794689 is about 783.9481437180.
The spelling of 481794689 in words is "four hundred eighty-one million, seven hundred ninety-four thousand, six hundred eighty-nine".
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