Base | Representation |
---|---|
bin | 10011100110000111… |
… | …00011001110001011 |
3 | 1000011011200211021120 |
4 | 21303003203032023 |
5 | 133021140321011 |
6 | 4455525210323 |
7 | 521462415414 |
oct | 116303431613 |
9 | 30134624246 |
10 | 10520245131 |
11 | 4509449970 |
12 | 20572609a3 |
13 | cb8710426 |
14 | 71b2a880b |
15 | 4188c4a06 |
hex | 2730e338b |
10520245131 has 16 divisors (see below), whose sum is σ = 15511797120. Its totient is φ = 6288563520.
The previous prime is 10520245129. The next prime is 10520245189. The reversal of 10520245131 is 13154202501.
It is a happy number.
10520245131 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 10520245131 - 21 = 10520245129 is a prime.
It is a super-2 number, since 2×105202451312 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10520245121) 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, 2181121 + ... + 2185938.
It is an arithmetic number, because the mean of its divisors is an integer number (969487320).
Almost surely, 210520245131 is an apocalyptic number.
10520245131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
10520245131 is a deficient number, since it is larger than the sum of its proper divisors (4991551989).
10520245131 is a wasteful number, since it uses less digits than its factorization.
10520245131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4367146.
The product of its (nonzero) digits is 1200, while the sum is 24.
Adding to 10520245131 its reverse (13154202501), we get a palindrome (23674447632).
The spelling of 10520245131 in words is "ten billion, five hundred twenty million, two hundred forty-five thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •