Base | Representation |
---|---|
bin | 1100011110010010000… |
… | …11110011000111111111 |
3 | 1111222020010102200110001 |
4 | 12033021003303013333 |
5 | 24010210143303214 |
6 | 524515025055131 |
7 | 42651326132260 |
oct | 6171103630777 |
9 | 1458203380401 |
10 | 428574978559 |
11 | 155837447762 |
12 | 6b088a874a7 |
13 | 31550703a90 |
14 | 16a59264967 |
15 | b235388c74 |
hex | 63c90f31ff |
428574978559 has 16 divisors (see below), whose sum is σ = 527501818368. Its totient is φ = 339076269792.
The previous prime is 428574978527. The next prime is 428574978589. The reversal of 428574978559 is 955879475824.
It is not a de Polignac number, because 428574978559 - 25 = 428574978527 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 428574978491 and 428574978500.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (428574978589) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2056104 + ... + 2254930.
It is an arithmetic number, because the mean of its divisors is an integer number (32968863648).
Almost surely, 2428574978559 is an apocalyptic number.
428574978559 is a deficient number, since it is larger than the sum of its proper divisors (98926839809).
428574978559 is a wasteful number, since it uses less digits than its factorization.
428574978559 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 222534.
The product of its digits is 1016064000, while the sum is 73.
The spelling of 428574978559 in words is "four hundred twenty-eight billion, five hundred seventy-four million, nine hundred seventy-eight thousand, five hundred fifty-nine".
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