Base | Representation |
---|---|
bin | 1111010101010… |
… | …00011001001110 |
3 | 22222000101000002 |
4 | 13222220121032 |
5 | 230411203024 |
6 | 20432404302 |
7 | 3121134542 |
oct | 752503116 |
9 | 288011002 |
10 | 128616014 |
11 | 6666712a |
12 | 370a6692 |
13 | 20852867 |
14 | 1311da22 |
15 | b4586ae |
hex | 7aa864e |
128616014 has 16 divisors (see below), whose sum is σ = 196205568. Its totient is φ = 63218232.
The previous prime is 128616013. The next prime is 128616031. The reversal of 128616014 is 410616821.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (128616013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117779 + ... + 118865.
It is an arithmetic number, because the mean of its divisors is an integer number (12262848).
Almost surely, 2128616014 is an apocalyptic number.
128616014 is a deficient number, since it is larger than the sum of its proper divisors (67589554).
128616014 is a wasteful number, since it uses less digits than its factorization.
128616014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2039.
The product of its (nonzero) digits is 2304, while the sum is 29.
The square root of 128616014 is about 11340.9000524650. The cubic root of 128616014 is about 504.7755941822.
The spelling of 128616014 in words is "one hundred twenty-eight million, six hundred sixteen thousand, fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •