Base | Representation |
---|---|
bin | 11011000011111001… |
… | …00100111101011100 |
3 | 1101111111022121011120 |
4 | 31201330210331130 |
5 | 214223202444433 |
6 | 10401341050540 |
7 | 1023010265130 |
oct | 154174447534 |
9 | 41444277146 |
10 | 14528171868 |
11 | 6185857611 |
12 | 2995556a50 |
13 | 14a6b78b02 |
14 | 9bb6c33c0 |
15 | 5a06b37b3 |
hex | 361f24f5c |
14528171868 has 48 divisors (see below), whose sum is σ = 38750396160. Its totient is φ = 4149984384.
The previous prime is 14528171863. The next prime is 14528171887. The reversal of 14528171868 is 86817182541.
It is a super-2 number, since 2×145281718682 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 14528171868.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14528171863) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420955 + ... + 454157.
It is an arithmetic number, because the mean of its divisors is an integer number (807299920).
Almost surely, 214528171868 is an apocalyptic number.
It is an amenable number.
14528171868 is an abundant number, since it is smaller than the sum of its proper divisors (24222224292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14528171868 is a wasteful number, since it uses less digits than its factorization.
14528171868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38426 (or 38424 counting only the distinct ones).
The product of its digits is 860160, while the sum is 51.
The spelling of 14528171868 in words is "fourteen billion, five hundred twenty-eight million, one hundred seventy-one thousand, eight hundred sixty-eight".
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