Base | Representation |
---|---|
bin | 11100110010001100011… |
… | …00111110110111111111 |
3 | 10111112211112011012001010 |
4 | 32121012030332313333 |
5 | 112201003143131323 |
6 | 2034203305050303 |
7 | 131311562504256 |
oct | 16310614766777 |
9 | 3445745135033 |
10 | 989020286463 |
11 | 351494193680 |
12 | 13b818a86993 |
13 | 72358624b21 |
14 | 35c2413779d |
15 | 1aad7882c93 |
hex | e64633edff |
989020286463 has 16 divisors (see below), whose sum is σ = 1446611702400. Its totient is φ = 596057592480.
The previous prime is 989020286393. The next prime is 989020286503. The reversal of 989020286463 is 364682020989.
It is not a de Polignac number, because 989020286463 - 214 = 989020270079 is a prime.
It is a super-2 number, since 2×9890202864632 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (989030286463) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83710048 + ... + 83721861.
It is an arithmetic number, because the mean of its divisors is an integer number (90413231400).
Almost surely, 2989020286463 is an apocalyptic number.
989020286463 is a deficient number, since it is larger than the sum of its proper divisors (457591415937).
989020286463 is a wasteful number, since it uses less digits than its factorization.
989020286463 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167432102.
The product of its (nonzero) digits is 8957952, while the sum is 57.
The spelling of 989020286463 in words is "nine hundred eighty-nine billion, twenty million, two hundred eighty-six thousand, four hundred sixty-three".
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