Base | Representation |
---|---|
bin | 1001011111110110010… |
… | …1011110011000100111 |
3 | 120121011110211220002200 |
4 | 2113331211132120213 |
5 | 10133132032440013 |
6 | 202543005505543 |
7 | 14534314143606 |
oct | 2277545363047 |
9 | 517143756080 |
10 | 163168249383 |
11 | 6322124a887 |
12 | 277588722b3 |
13 | 1250476c6b9 |
14 | 7c7c5d5a3d |
15 | 439ebb7e73 |
hex | 25fd95e627 |
163168249383 has 48 divisors (see below), whose sum is σ = 240395291136. Its totient is φ = 106632676800.
The previous prime is 163168249379. The next prime is 163168249403. The reversal of 163168249383 is 383942861361.
163168249383 is a `hidden beast` number, since 1 + 6 + 3 + 16 + 8 + 249 + 383 = 666.
It is not a de Polignac number, because 163168249383 - 22 = 163168249379 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163168249333) 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 47 ways as a sum of consecutive naturals, for example, 42971041 + ... + 42974837.
It is an arithmetic number, because the mean of its divisors is an integer number (5008235232).
Almost surely, 2163168249383 is an apocalyptic number.
163168249383 is a deficient number, since it is larger than the sum of its proper divisors (77227041753).
163168249383 is a wasteful number, since it uses less digits than its factorization.
163168249383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4364 (or 4361 counting only the distinct ones).
The product of its digits is 4478976, while the sum is 54.
The spelling of 163168249383 in words is "one hundred sixty-three billion, one hundred sixty-eight million, two hundred forty-nine thousand, three hundred eighty-three".
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