Base | Representation |
---|---|
bin | 11101111101110100… |
… | …11011010000000101 |
3 | 1112112012012102201002 |
4 | 32332322123100011 |
5 | 230421444421101 |
6 | 11220215143045 |
7 | 1106446541120 |
oct | 167672332005 |
9 | 45465172632 |
10 | 16087888901 |
11 | 6906215057 |
12 | 314b974a85 |
13 | 16950492b6 |
14 | ac88cd3b7 |
15 | 6425a6d6b |
hex | 3bee9b405 |
16087888901 has 4 divisors (see below), whose sum is σ = 18386158752. Its totient is φ = 13789619052.
The previous prime is 16087888891. The next prime is 16087888903. The reversal of 16087888901 is 10988878061.
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 not a de Polignac number, because 16087888901 - 226 = 16020780037 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16087888903) 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 3 ways as a sum of consecutive naturals, for example, 1149134915 + ... + 1149134928.
It is an arithmetic number, because the mean of its divisors is an integer number (4596539688).
Almost surely, 216087888901 is an apocalyptic number.
It is an amenable number.
16087888901 is a deficient number, since it is larger than the sum of its proper divisors (2298269851).
16087888901 is an equidigital number, since it uses as much as digits as its factorization.
16087888901 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2298269850.
The product of its (nonzero) digits is 1548288, while the sum is 56.
The spelling of 16087888901 in words is "sixteen billion, eighty-seven million, eight hundred eighty-eight thousand, nine hundred one".
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