Base | Representation |
---|---|
bin | 11111010001010110101… |
… | …110110000001101101011 |
3 | 21121102210020101000020011 |
4 | 133101112232300031223 |
5 | 240202011304312213 |
6 | 4323113035112351 |
7 | 311153463642343 |
oct | 37212656601553 |
9 | 7542706330204 |
10 | 2148938744683 |
11 | 7593a5998125 |
12 | 2a858b2a26b7 |
13 | 12784acaa1b3 |
14 | 7601b309d23 |
15 | 3ad7382b03d |
hex | 1f456bb036b |
2148938744683 has 4 divisors (see below), whose sum is σ = 2149391062368. Its totient is φ = 2148486427000.
The previous prime is 2148938744653. The next prime is 2148938744717. The reversal of 2148938744683 is 3864478398412.
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 2148938744683 - 25 = 2148938744651 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2148938744653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226151716 + ... + 226161217.
It is an arithmetic number, because the mean of its divisors is an integer number (537347765592).
Almost surely, 22148938744683 is an apocalyptic number.
2148938744683 is a deficient number, since it is larger than the sum of its proper divisors (452317685).
2148938744683 is an equidigital number, since it uses as much as digits as its factorization.
2148938744683 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 452317684.
The product of its digits is 222953472, while the sum is 67.
The spelling of 2148938744683 in words is "two trillion, one hundred forty-eight billion, nine hundred thirty-eight million, seven hundred forty-four thousand, six hundred eighty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •