Base | Representation |
---|---|
bin | 100001010011100011111… |
… | …000010001011100100101 |
3 | 22002210122121222022121100 |
4 | 201103203320101130211 |
5 | 244444322404443104 |
6 | 4511234005110313 |
7 | 324233153101401 |
oct | 41234370213445 |
9 | 8083577868540 |
10 | 2288745781029 |
11 | 802719364874 |
12 | 30b6a83b8399 |
13 | 137a9b8a97c6 |
14 | 7cac1068101 |
15 | 3e807633139 |
hex | 214e3e11725 |
2288745781029 has 6 divisors (see below), whose sum is σ = 3305966128166. Its totient is φ = 1525830520680.
The previous prime is 2288745781009. The next prime is 2288745781043. The reversal of 2288745781029 is 9201875478822.
2288745781029 is a `hidden beast` number, since 2 + 2 + 8 + 87 + 457 + 81 + 0 + 29 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1888626278529 + 400119502500 = 1374273^2 + 632550^2 .
It is not a de Polignac number, because 2288745781029 - 27 = 2288745780901 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2288745781009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127152543382 + ... + 127152543399.
Almost surely, 22288745781029 is an apocalyptic number.
It is an amenable number.
2288745781029 is a deficient number, since it is larger than the sum of its proper divisors (1017220347137).
2288745781029 is a wasteful number, since it uses less digits than its factorization.
2288745781029 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 254305086787 (or 254305086784 counting only the distinct ones).
The product of its (nonzero) digits is 36126720, while the sum is 63.
The spelling of 2288745781029 in words is "two trillion, two hundred eighty-eight billion, seven hundred forty-five million, seven hundred eighty-one thousand, twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •