Base | Representation |
---|---|
bin | 11010100101000… |
… | …101011100100000 |
3 | 1011002002112221002 |
4 | 122211011130200 |
5 | 1403124213443 |
6 | 112125451132 |
7 | 14023223162 |
oct | 3245053440 |
9 | 1132075832 |
10 | 445929248 |
11 | 209796276 |
12 | 105410aa8 |
13 | 71502b7b |
14 | 4331c932 |
15 | 292372b8 |
hex | 1a945720 |
445929248 has 18 divisors (see below), whose sum is σ = 878158449. Its totient is φ = 222904896.
The previous prime is 445929247. The next prime is 445929269. The reversal of 445929248 is 842929544.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 444872464 + 1056784 = 21092^2 + 1028^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=14932.
It is a super-3 number, since 3×4459292483 (a number of 27 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (445929247) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 117590 + ... + 121322.
Almost surely, 2445929248 is an apocalyptic number.
It is an amenable number.
445929248 is a deficient number, since it is larger than the sum of its proper divisors (432229201).
445929248 is an frugal number, since it uses more digits than its factorization.
445929248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7476 (or 3735 counting only the distinct ones).
The product of its digits is 829440, while the sum is 47.
The square root of 445929248 is about 21117.0369133551. The cubic root of 445929248 is about 763.9917216285.
The spelling of 445929248 in words is "four hundred forty-five million, nine hundred twenty-nine thousand, two hundred forty-eight".
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