Base | Representation |
---|---|
bin | 11110001011110001… |
… | …11010000000111001 |
3 | 1112211100102210110102 |
4 | 33011320322000321 |
5 | 231141430244004 |
6 | 11235555525145 |
7 | 1112400433112 |
oct | 170570720071 |
9 | 45740383412 |
10 | 16204931129 |
11 | 6966296672 |
12 | 3182bb97b5 |
13 | 16b3378b5a |
14 | ada279209 |
15 | 64c9c611e |
hex | 3c5e3a039 |
16204931129 has 4 divisors (see below), whose sum is σ = 16909493376. Its totient is φ = 15500368884.
The previous prime is 16204931089. The next prime is 16204931179. The reversal of 16204931129 is 92113940261.
16204931129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-16204931129 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 16204931092 and 16204931101.
It is not an unprimeable number, because it can be changed into a prime (16204931179) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352281089 + ... + 352281134.
It is an arithmetic number, because the mean of its divisors is an integer number (4227373344).
Almost surely, 216204931129 is an apocalyptic number.
It is an amenable number.
16204931129 is a deficient number, since it is larger than the sum of its proper divisors (704562247).
16204931129 is an equidigital number, since it uses as much as digits as its factorization.
16204931129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 704562246.
The product of its (nonzero) digits is 23328, while the sum is 38.
The spelling of 16204931129 in words is "sixteen billion, two hundred four million, nine hundred thirty-one thousand, one hundred twenty-nine".
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