Base | Representation |
---|---|
bin | 101001001110001… |
… | …0001001101001010 |
3 | 10120101121220102120 |
4 | 1102130101031022 |
5 | 10313041022333 |
6 | 345125312110 |
7 | 46163341413 |
oct | 12234211512 |
9 | 3511556376 |
10 | 1383142218 |
11 | 64a825247 |
12 | 327265636 |
13 | 190728663 |
14 | d19a480a |
15 | 81664db3 |
hex | 5271134a |
1383142218 has 16 divisors (see below), whose sum is σ = 2770098240. Its totient is φ = 460411776.
The previous prime is 1383142217. The next prime is 1383142231. The reversal of 1383142218 is 8122413831.
It is not an unprimeable number, because it can be changed into a prime (1383142217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154183 + ... + 162906.
It is an arithmetic number, because the mean of its divisors is an integer number (173131140).
Almost surely, 21383142218 is an apocalyptic number.
1383142218 is an abundant number, since it is smaller than the sum of its proper divisors (1386956022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1383142218 is a wasteful number, since it uses less digits than its factorization.
1383142218 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 317821.
The product of its digits is 9216, while the sum is 33.
The square root of 1383142218 is about 37190.6200270982. The cubic root of 1383142218 is about 1114.1806519193.
The spelling of 1383142218 in words is "one billion, three hundred eighty-three million, one hundred forty-two thousand, two hundred eighteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •