Base | Representation |
---|---|
bin | 1011111011110111000011… |
… | …1101101100010111111011 |
3 | 1201110112210211220210012200 |
4 | 2332331300331230113323 |
5 | 3210001421144410021 |
6 | 43524344324441243 |
7 | 2523051451106343 |
oct | 276756075542773 |
9 | 51415724823180 |
10 | 13123020310011 |
11 | 41aa494937497 |
12 | 157b3b4b49223 |
13 | 742659818571 |
14 | 33522c53dd23 |
15 | 17b55e894126 |
hex | bef70f6c5fb |
13123020310011 has 24 divisors (see below), whose sum is σ = 19286569804320. Its totient is φ = 8596757702016.
The previous prime is 13123020310007. The next prime is 13123020310013. The reversal of 13123020310011 is 11001302032131.
13123020310011 is a `hidden beast` number, since 1 + 312 + 30 + 2 + 0 + 310 + 0 + 11 = 666.
It is not a de Polignac number, because 13123020310011 - 22 = 13123020310007 is a prime.
It is a super-2 number, since 2×131230203100112 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13123020310013) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36949951 + ... + 37303416.
It is an arithmetic number, because the mean of its divisors is an integer number (803607075180).
Almost surely, 213123020310011 is an apocalyptic number.
13123020310011 is a deficient number, since it is larger than the sum of its proper divisors (6163549494309).
13123020310011 is a wasteful number, since it uses less digits than its factorization.
13123020310011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74253715 (or 74253712 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 13123020310011 its reverse (11001302032131), we get a palindrome (24124322342142).
The spelling of 13123020310011 in words is "thirteen trillion, one hundred twenty-three billion, twenty million, three hundred ten thousand, eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •