Base | Representation |
---|---|
bin | 11110000100101101… |
… | …00110011110000011 |
3 | 1112200012210210102002 |
4 | 33002112212132003 |
5 | 231031233402111 |
6 | 11230040214215 |
7 | 1111050251105 |
oct | 170226463603 |
9 | 45605723362 |
10 | 16145606531 |
11 | 693585717a |
12 | 316716a36b |
13 | 16a3ca7442 |
14 | ad2435575 |
15 | 6476a863b |
hex | 3c25a6783 |
16145606531 has 4 divisors (see below), whose sum is σ = 16145909352. Its totient is φ = 16145303712.
The previous prime is 16145606441. The next prime is 16145606551. The reversal of 16145606531 is 13560654161.
16145606531 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.
It is a cyclic number.
It is not a de Polignac number, because 16145606531 - 214 = 16145590147 is a prime.
It is a super-2 number, since 2×161456065312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (16145606551) 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, 47801 + ... + 185946.
It is an arithmetic number, because the mean of its divisors is an integer number (4036477338).
Almost surely, 216145606531 is an apocalyptic number.
16145606531 is a deficient number, since it is larger than the sum of its proper divisors (302821).
16145606531 is an equidigital number, since it uses as much as digits as its factorization.
16145606531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 302820.
The product of its (nonzero) digits is 64800, while the sum is 38.
The spelling of 16145606531 in words is "sixteen billion, one hundred forty-five million, six hundred six thousand, five hundred thirty-one".
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