Base | Representation |
---|---|
bin | 1000111100010001111… |
… | …00111010010000010001 |
3 | 1002101001002220202010211 |
4 | 10132020330322100101 |
5 | 20013212012043031 |
6 | 353051054524121 |
7 | 31124462566564 |
oct | 4361074722021 |
9 | 1071032822124 |
10 | 307240346641 |
11 | 109333190958 |
12 | 4b666206641 |
13 | 22c84b773a7 |
14 | 10c289844db |
15 | 7ed3151bb1 |
hex | 4788f3a411 |
307240346641 has 4 divisors (see below), whose sum is σ = 307247844592. Its totient is φ = 307232848692.
The previous prime is 307240346599. The next prime is 307240346711. The reversal of 307240346641 is 146643042703.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 146643042703 = 379 ⋅386920957.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-307240346641 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 307240346594 and 307240346603.
It is not an unprimeable number, because it can be changed into a prime (307240346041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3687171 + ... + 3769576.
It is an arithmetic number, because the mean of its divisors is an integer number (76811961148).
Almost surely, 2307240346641 is an apocalyptic number.
It is an amenable number.
307240346641 is a deficient number, since it is larger than the sum of its proper divisors (7497951).
307240346641 is an equidigital number, since it uses as much as digits as its factorization.
307240346641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7497950.
The product of its (nonzero) digits is 290304, while the sum is 40.
The spelling of 307240346641 in words is "three hundred seven billion, two hundred forty million, three hundred forty-six thousand, six hundred forty-one".
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