Base | Representation |
---|---|
bin | 1011101000001100… |
… | …1111111110001110 |
3 | 22001112111021002001 |
4 | 2322003033332032 |
5 | 22343040222110 |
6 | 1233422422514 |
7 | 140231403310 |
oct | 27203177616 |
9 | 8045437061 |
10 | 3121414030 |
11 | 1361a58619 |
12 | 731431a3a |
13 | 3a98b4c67 |
14 | 2187ad7b0 |
15 | 13407863a |
hex | ba0cff8e |
3121414030 has 64 divisors (see below), whose sum is σ = 6885181440. Its totient is φ = 994466304.
The previous prime is 3121414007. The next prime is 3121414033. The reversal of 3121414030 is 304141213.
It is a junction number, because it is equal to n+sod(n) for n = 3121413989 and 3121414007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3121414033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77409 + ... + 110611.
It is an arithmetic number, because the mean of its divisors is an integer number (107580960).
Almost surely, 23121414030 is an apocalyptic number.
3121414030 is an abundant number, since it is smaller than the sum of its proper divisors (3763767410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3121414030 is a wasteful number, since it uses less digits than its factorization.
3121414030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33313.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 3121414030 is about 55869.6163401898. The cubic root of 3121414030 is about 1461.4494316043.
Adding to 3121414030 its reverse (304141213), we get a palindrome (3425555243).
The spelling of 3121414030 in words is "three billion, one hundred twenty-one million, four hundred fourteen thousand, thirty".
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