Base | Representation |
---|---|
bin | 11100100001001111… |
… | …00110011100000111 |
3 | 1110112001201122122121 |
4 | 32100213212130013 |
5 | 222324131431210 |
6 | 11011152110411 |
7 | 1051266033022 |
oct | 162047463407 |
9 | 43461648577 |
10 | 15311202055 |
11 | 65478577a6 |
12 | 2b73835407 |
13 | 15a0169896 |
14 | a536b21b9 |
15 | 5e92d76da |
hex | 3909e6707 |
15311202055 has 16 divisors (see below), whose sum is σ = 18587657088. Its totient is φ = 12106900000.
The previous prime is 15311202047. The next prime is 15311202059. The reversal of 15311202055 is 55020211351.
15311202055 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 15311202055 - 23 = 15311202047 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 (15311202059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117840 + ... + 210970.
It is an arithmetic number, because the mean of its divisors is an integer number (1161728568).
Almost surely, 215311202055 is an apocalyptic number.
15311202055 is a deficient number, since it is larger than the sum of its proper divisors (3276455033).
15311202055 is a wasteful number, since it uses less digits than its factorization.
15311202055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93518.
The product of its (nonzero) digits is 1500, while the sum is 25.
The spelling of 15311202055 in words is "fifteen billion, three hundred eleven million, two hundred two thousand, fifty-five".
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