Base | Representation |
---|---|
bin | 1010001111010111… |
… | …0010001011010001 |
3 | 21002120022202122020 |
4 | 2203311302023101 |
5 | 21112142112421 |
6 | 1132432002053 |
7 | 125055201330 |
oct | 24365621321 |
9 | 7076282566 |
10 | 2748785361 |
11 | 1190688143 |
12 | 648690329 |
13 | 34a63801a |
14 | 1c10d1d17 |
15 | 1114bedc6 |
hex | a3d722d1 |
2748785361 has 32 divisors (see below), whose sum is σ = 4374478848. Its totient is φ = 1501156800.
The previous prime is 2748785357. The next prime is 2748785371. The reversal of 2748785361 is 1635878472.
2748785361 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2748785361 - 22 = 2748785357 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2748785371) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 940875 + ... + 943791.
It is an arithmetic number, because the mean of its divisors is an integer number (136702464).
Almost surely, 22748785361 is an apocalyptic number.
2748785361 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2748785361 is a deficient number, since it is larger than the sum of its proper divisors (1625693487).
2748785361 is a wasteful number, since it uses less digits than its factorization.
2748785361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4901.
The product of its digits is 2257920, while the sum is 51.
The square root of 2748785361 is about 52428.8600009575. The cubic root of 2748785361 is about 1400.8133642694.
The spelling of 2748785361 in words is "two billion, seven hundred forty-eight million, seven hundred eighty-five thousand, three hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •