Base | Representation |
---|---|
bin | 1011000010000100111100… |
… | …0000010101010001110011 |
3 | 1120221122110101020001120021 |
4 | 2300201033000111101303 |
5 | 3042220340130143443 |
6 | 41444331112424311 |
7 | 2361246316236415 |
oct | 260411700252163 |
9 | 46848411201507 |
10 | 12130313131123 |
11 | 3957489586a90 |
12 | 143ab293a8097 |
13 | 69cb6440bcb5 |
14 | 2dd1788b89b5 |
15 | 16080d4d89ed |
hex | b084f015473 |
12130313131123 has 32 divisors (see below), whose sum is σ = 14007686711040. Its totient is φ = 10388610610560.
The previous prime is 12130313131099. The next prime is 12130313131127. The reversal of 12130313131123 is 32113131303121.
It is a cyclic number.
It is not a de Polignac number, because 12130313131123 - 217 = 12130313000051 is a prime.
It is a super-2 number, since 2×121303131311232 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12130313131127) 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, 78439665 + ... + 78594157.
It is an arithmetic number, because the mean of its divisors is an integer number (437740209720).
Almost surely, 212130313131123 is an apocalyptic number.
12130313131123 is a deficient number, since it is larger than the sum of its proper divisors (1877373579917).
12130313131123 is a wasteful number, since it uses less digits than its factorization.
12130313131123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156627.
The product of its (nonzero) digits is 972, while the sum is 25.
Adding to 12130313131123 its reverse (32113131303121), we get a palindrome (44243444434244).
The spelling of 12130313131123 in words is "twelve trillion, one hundred thirty billion, three hundred thirteen million, one hundred thirty-one thousand, one hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •