Base | Representation |
---|---|
bin | 110010010110110001… |
… | …0100111010001000001 |
3 | 101100010100011022020002 |
4 | 1210231202213101001 |
5 | 3232431341341344 |
6 | 121402241325345 |
7 | 10545523540025 |
oct | 1445542472101 |
9 | 340110138202 |
10 | 108138230849 |
11 | 41952237420 |
12 | 18b5b336855 |
13 | a27489085c |
14 | 533bc2c385 |
15 | 2c2d93c44e |
hex | 192d8a7441 |
108138230849 has 8 divisors (see below), whose sum is σ = 119051264640. Its totient is φ = 97405578000.
The previous prime is 108138230843. The next prime is 108138230861. The reversal of 108138230849 is 948032831801.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-108138230849 is a prime.
It is not an unprimeable number, because it can be changed into a prime (108138230843) 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, 45093977 + ... + 45096374.
It is an arithmetic number, because the mean of its divisors is an integer number (14881408080).
Almost surely, 2108138230849 is an apocalyptic number.
It is an amenable number.
108138230849 is a deficient number, since it is larger than the sum of its proper divisors (10913033791).
108138230849 is a wasteful number, since it uses less digits than its factorization.
108138230849 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90190471.
The product of its (nonzero) digits is 331776, while the sum is 47.
The spelling of 108138230849 in words is "one hundred eight billion, one hundred thirty-eight million, two hundred thirty thousand, eight hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •