Base | Representation |
---|---|
bin | 100110111001111… |
… | …0011000111110101 |
3 | 10100222101102120212 |
4 | 1031303303013311 |
5 | 10133142034443 |
6 | 333311435205 |
7 | 44230631651 |
oct | 11563630765 |
9 | 3328342525 |
10 | 1305424373 |
11 | 60a972720 |
12 | 305225b05 |
13 | 17a5b6c76 |
14 | c5533a61 |
15 | 79912618 |
hex | 4dcf31f5 |
1305424373 has 16 divisors (see below), whose sum is σ = 1510876800. Its totient is φ = 1114713600.
The previous prime is 1305424319. The next prime is 1305424391. The reversal of 1305424373 is 3734245031.
It is not a de Polignac number, because 1305424373 - 222 = 1301230069 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1305424273) 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 15 ways as a sum of consecutive naturals, for example, 90728 + ... + 104126.
It is an arithmetic number, because the mean of its divisors is an integer number (94429800).
Almost surely, 21305424373 is an apocalyptic number.
It is an amenable number.
1305424373 is a deficient number, since it is larger than the sum of its proper divisors (205452427).
1305424373 is a wasteful number, since it uses less digits than its factorization.
1305424373 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13948.
The product of its (nonzero) digits is 30240, while the sum is 32.
The square root of 1305424373 is about 36130.6569688402. The cubic root of 1305424373 is about 1092.9087566591.
The spelling of 1305424373 in words is "one billion, three hundred five million, four hundred twenty-four thousand, three hundred seventy-three".
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