Base | Representation |
---|---|
bin | 11100011001001110… |
… | …110111110011110111 |
3 | 2220200202201221211010 |
4 | 130121032313303313 |
5 | 444414423200322 |
6 | 22001145443303 |
7 | 2126344401114 |
oct | 343116676367 |
9 | 86622657733 |
10 | 30488100087 |
11 | 11a25812935 |
12 | 5aaa4a0533 |
13 | 2b4b541913 |
14 | 16931c390b |
15 | bd68e120c |
hex | 7193b7cf7 |
30488100087 has 16 divisors (see below), whose sum is σ = 42429362688. Its totient is φ = 19436582880.
The previous prime is 30488100073. The next prime is 30488100121. The reversal of 30488100087 is 78000188403.
It is not a de Polignac number, because 30488100087 - 222 = 30483905783 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30488100887) 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, 216037 + ... + 328097.
It is an arithmetic number, because the mean of its divisors is an integer number (2651835168).
Almost surely, 230488100087 is an apocalyptic number.
30488100087 is a deficient number, since it is larger than the sum of its proper divisors (11941262601).
30488100087 is a wasteful number, since it uses less digits than its factorization.
30488100087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116030.
The product of its (nonzero) digits is 43008, while the sum is 39.
The spelling of 30488100087 in words is "thirty billion, four hundred eighty-eight million, one hundred thousand, eighty-seven".
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