Base | Representation |
---|---|
bin | 1101010100111101100… |
… | …01111000011000010001 |
3 | 1121202222221212002021122 |
4 | 12222132301320120101 |
5 | 30000320141100424 |
6 | 550211553532025 |
7 | 45040641154100 |
oct | 6523661703021 |
9 | 1552887762248 |
10 | 457930409489 |
11 | 167230861483 |
12 | 748bbb74015 |
13 | 3424b396b57 |
14 | 18241c44037 |
15 | bda25de45e |
hex | 6a9ec78611 |
457930409489 has 6 divisors (see below), whose sum is σ = 532694558034. Its totient is φ = 392511779520.
The previous prime is 457930409441. The next prime is 457930409491. The reversal of 457930409489 is 984904039754.
It can be written as a sum of positive squares in only one way, i.e., 445667061889 + 12263347600 = 667583^2 + 110740^2 .
It is not a de Polignac number, because 457930409489 - 224 = 457913632273 is a prime.
It is a super-2 number, since 2×4579304094892 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (457930409689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4672759232 + ... + 4672759329.
It is an arithmetic number, because the mean of its divisors is an integer number (88782426339).
Almost surely, 2457930409489 is an apocalyptic number.
457930409489 is a gapful number since it is divisible by the number (49) formed by its first and last digit.
It is an amenable number.
457930409489 is a deficient number, since it is larger than the sum of its proper divisors (74764148545).
457930409489 is an equidigital number, since it uses as much as digits as its factorization.
457930409489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9345518575 (or 9345518568 counting only the distinct ones).
The product of its (nonzero) digits is 39191040, while the sum is 62.
The spelling of 457930409489 in words is "four hundred fifty-seven billion, nine hundred thirty million, four hundred nine thousand, four hundred eighty-nine".
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