Base | Representation |
---|---|
bin | 101101011100101101111… |
… | …000111011100110111010 |
3 | 102001120112221201211202212 |
4 | 231130231320323212322 |
5 | 402132314021420010 |
6 | 10350441113255122 |
7 | 441434040344360 |
oct | 55345570734672 |
9 | 12046487654685 |
10 | 3123211123130 |
11 | aa460129116a |
12 | 4253711044a2 |
13 | 19869607b917 |
14 | ab2428c1630 |
15 | 56396593505 |
hex | 2d72de3b9ba |
3123211123130 has 32 divisors (see below), whose sum is σ = 6520785365376. Its totient is φ = 1054832923584.
The previous prime is 3123211123129. The next prime is 3123211123133. The reversal of 3123211123130 is 313211123213.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 3123211123096 and 3123211123105.
It is not an unprimeable number, because it can be changed into a prime (3123211123133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332960249 + ... + 332969628.
It is an arithmetic number, because the mean of its divisors is an integer number (203774542668).
Almost surely, 23123211123130 is an apocalyptic number.
3123211123130 is an abundant number, since it is smaller than the sum of its proper divisors (3397574242246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3123211123130 is a wasteful number, since it uses less digits than its factorization.
3123211123130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 665929958.
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 3123211123130 its reverse (313211123213), we get a palindrome (3436422246343).
The spelling of 3123211123130 in words is "three trillion, one hundred twenty-three billion, two hundred eleven million, one hundred twenty-three thousand, one hundred thirty".
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