Base | Representation |
---|---|
bin | 1110010001001001011… |
… | …0111100110100100101 |
3 | 212102200220200012012210 |
4 | 3210102112330310211 |
5 | 13004002003021203 |
6 | 304335044434033 |
7 | 23465221221054 |
oct | 3442226746445 |
9 | 772626605183 |
10 | 245121142053 |
11 | 94a56549047 |
12 | 3b60a6a8919 |
13 | 1a165366cb8 |
14 | bc1488639b |
15 | 6599841803 |
hex | 39125bcd25 |
245121142053 has 32 divisors (see below), whose sum is σ = 349377304320. Its totient is φ = 152325411840.
The previous prime is 245121142033. The next prime is 245121142151. The reversal of 245121142053 is 350241121542.
245121142053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 245121142053 - 210 = 245121141029 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 245121142053.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245121142033) 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 31 ways as a sum of consecutive naturals, for example, 15229176 + ... + 15245262.
It is an arithmetic number, because the mean of its divisors is an integer number (10918040760).
Almost surely, 2245121142053 is an apocalyptic number.
It is an amenable number.
245121142053 is a deficient number, since it is larger than the sum of its proper divisors (104256162267).
245121142053 is a wasteful number, since it uses less digits than its factorization.
245121142053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18957.
The product of its (nonzero) digits is 9600, while the sum is 30.
Adding to 245121142053 its reverse (350241121542), we get a palindrome (595362263595).
The spelling of 245121142053 in words is "two hundred forty-five billion, one hundred twenty-one million, one hundred forty-two thousand, fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •