Base | Representation |
---|---|
bin | 11000100111001111… |
… | …01010100101100010 |
3 | 1021002220121011020110 |
4 | 30103213222211202 |
5 | 204030300121132 |
6 | 10023115152150 |
7 | 645312500541 |
oct | 142347524542 |
9 | 37086534213 |
10 | 13214067042 |
11 | 5670aa6170 |
12 | 2689445656 |
13 | 1327842aa7 |
14 | 8d4d70158 |
15 | 5251391cc |
hex | 3139ea962 |
13214067042 has 64 divisors (see below), whose sum is σ = 30594309120. Its totient is φ = 3765220800.
The previous prime is 13214067029. The next prime is 13214067043. The reversal of 13214067042 is 24076041231.
13214067042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×132140670422 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13214067043) 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 31 ways as a sum of consecutive naturals, for example, 15792 + ... + 163332.
It is an arithmetic number, because the mean of its divisors is an integer number (478036080).
Almost surely, 213214067042 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13214067042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15297154560).
13214067042 is an abundant number, since it is smaller than the sum of its proper divisors (17380242078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13214067042 is a wasteful number, since it uses less digits than its factorization.
13214067042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147639.
The product of its (nonzero) digits is 8064, while the sum is 30.
The spelling of 13214067042 in words is "thirteen billion, two hundred fourteen million, sixty-seven thousand, forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •