Base | Representation |
---|---|
bin | 11011111111110001110001… |
… | …000111011010100101010110 |
3 | 121010222010002211000101100001 |
4 | 123333301301013122211112 |
5 | 112114330240133223110 |
6 | 1113513052252441514 |
7 | 34635564454044010 |
oct | 3377616107324526 |
9 | 533863084011301 |
10 | 123130020211030 |
11 | 3626216a463948 |
12 | 1198750a77929a |
13 | 539215a089891 |
14 | 225974bdb31b0 |
15 | e37d638a163a |
hex | 6ffc711da956 |
123130020211030 has 128 divisors (see below), whose sum is σ = 272540417845248. Its totient is φ = 39141296443392.
The previous prime is 123130020210991. The next prime is 123130020211109. The reversal of 123130020211030 is 30112020031321.
It is a super-2 number, since 2×1231300202110302 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 123130020210989 and 123130020211007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1610299 + ... + 15775078.
It is an arithmetic number, because the mean of its divisors is an integer number (2129222014416).
Almost surely, 2123130020211030 is an apocalyptic number.
123130020211030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
123130020211030 is an abundant number, since it is smaller than the sum of its proper divisors (149410397634218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123130020211030 is a wasteful number, since it uses less digits than its factorization.
123130020211030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17385550.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 123130020211030 its reverse (30112020031321), we get a palindrome (153242040242351).
The spelling of 123130020211030 in words is "one hundred twenty-three trillion, one hundred thirty billion, twenty million, two hundred eleven thousand, thirty".
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