Base | Representation |
---|---|
bin | 101010010100111… |
… | …0011010111010001 |
3 | 10122222102220002200 |
4 | 1110221303113101 |
5 | 10402040310213 |
6 | 352532433413 |
7 | 50123610216 |
oct | 12451632721 |
9 | 3588386080 |
10 | 1420244433 |
11 | 669766733 |
12 | 337778869 |
13 | 19831922a |
14 | d68a1b0d |
15 | 84a43273 |
hex | 54a735d1 |
1420244433 has 24 divisors (see below), whose sum is σ = 2161036800. Its totient is φ = 896331744.
The previous prime is 1420244417. The next prime is 1420244473. The reversal of 1420244433 is 3344420241.
It is a happy number.
1420244433 is a `hidden beast` number, since 14 + 202 + 4 + 443 + 3 = 666.
It is not a de Polignac number, because 1420244433 - 24 = 1420244417 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1420244397 and 1420244406.
It is not an unprimeable number, because it can be changed into a prime (1420244473) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 339408 + ... + 343566.
It is an arithmetic number, because the mean of its divisors is an integer number (90043200).
Almost surely, 21420244433 is an apocalyptic number.
It is an amenable number.
1420244433 is a deficient number, since it is larger than the sum of its proper divisors (740792367).
1420244433 is a wasteful number, since it uses less digits than its factorization.
1420244433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6181 (or 6178 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 27.
The square root of 1420244433 is about 37686.1305124312. The cubic root of 1420244433 is about 1124.0553539796.
Adding to 1420244433 its reverse (3344420241), we get a palindrome (4764664674).
The spelling of 1420244433 in words is "one billion, four hundred twenty million, two hundred forty-four thousand, four hundred thirty-three".
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