Base | Representation |
---|---|
bin | 100110110111110… |
… | …1101010110001101 |
3 | 10100220100221202120 |
4 | 1031233231112031 |
5 | 10132403232031 |
6 | 333232443153 |
7 | 44215544631 |
oct | 11557552615 |
9 | 3326327676 |
10 | 1304352141 |
11 | 60a300084 |
12 | 3049a94b9 |
13 | 17a2ccc01 |
14 | c5334dc1 |
15 | 7979ea96 |
hex | 4dbed58d |
1304352141 has 4 divisors (see below), whose sum is σ = 1739136192. Its totient is φ = 869568092.
The previous prime is 1304352121. The next prime is 1304352143. The reversal of 1304352141 is 1412534031.
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: 1412534031 = 3 ⋅470844677.
It is a cyclic number.
It is not a de Polignac number, because 1304352141 - 225 = 1270797709 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1304352143) 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 3 ways as a sum of consecutive naturals, for example, 217392021 + ... + 217392026.
It is an arithmetic number, because the mean of its divisors is an integer number (434784048).
Almost surely, 21304352141 is an apocalyptic number.
It is an amenable number.
1304352141 is a deficient number, since it is larger than the sum of its proper divisors (434784051).
1304352141 is an equidigital number, since it uses as much as digits as its factorization.
1304352141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 434784050.
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 1304352141 is about 36115.8156629474. The cubic root of 1304352141 is about 1092.6094484411.
Adding to 1304352141 its reverse (1412534031), we get a palindrome (2716886172).
The spelling of 1304352141 in words is "one billion, three hundred four million, three hundred fifty-two thousand, one hundred forty-one".
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