Base | Representation |
---|---|
bin | 11110010000001111… |
… | …00110001101110111 |
3 | 1112220221211012011101 |
4 | 33020013212031313 |
5 | 231231014233011 |
6 | 11243413350531 |
7 | 1113333404053 |
oct | 171007461567 |
9 | 45827735141 |
10 | 16242336631 |
11 | 6985414a04 |
12 | 3193638447 |
13 | 16bb0447a1 |
14 | b01214c63 |
15 | 650e142c1 |
hex | 3c81e6377 |
16242336631 has 4 divisors (see below), whose sum is σ = 16341983032. Its totient is φ = 16142690232.
The previous prime is 16242336613. The next prime is 16242336641. The reversal of 16242336631 is 13663324261.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 16242336631 - 211 = 16242334583 is a prime.
It is a super-2 number, since 2×162423366312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16242336611) 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, 49822956 + ... + 49823281.
It is an arithmetic number, because the mean of its divisors is an integer number (4085495758).
Almost surely, 216242336631 is an apocalyptic number.
16242336631 is a deficient number, since it is larger than the sum of its proper divisors (99646401).
16242336631 is an equidigital number, since it uses as much as digits as its factorization.
16242336631 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99646400.
The product of its digits is 93312, while the sum is 37.
The spelling of 16242336631 in words is "sixteen billion, two hundred forty-two million, three hundred thirty-six thousand, six hundred thirty-one".
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