Base | Representation |
---|---|
bin | 1011010000000011… |
… | …0001001011100001 |
3 | 21210110211222210110 |
4 | 2310000301023201 |
5 | 22141121202241 |
6 | 1215403121533 |
7 | 134561300130 |
oct | 26400611341 |
9 | 7713758713 |
10 | 3020100321 |
11 | 130a84a087 |
12 | 7035132a9 |
13 | 391901514 |
14 | 209159917 |
15 | 12a214816 |
hex | b40312e1 |
3020100321 has 32 divisors (see below), whose sum is σ = 4878942208. Its totient is φ = 1624950720.
The previous prime is 3020100299. The next prime is 3020100323. The reversal of 3020100321 is 1230010203.
It is a happy number.
It is not a de Polignac number, because 3020100321 - 25 = 3020100289 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3020100297 and 3020100306.
It is not an unprimeable number, because it can be changed into a prime (3020100323) 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, 38605 + ... + 86778.
It is an arithmetic number, because the mean of its divisors is an integer number (152466944).
Almost surely, 23020100321 is an apocalyptic number.
3020100321 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
3020100321 is a deficient number, since it is larger than the sum of its proper divisors (1858841887).
3020100321 is a wasteful number, since it uses less digits than its factorization.
3020100321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125461.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 3020100321 is about 54955.4394123093. The cubic root of 3020100321 is about 1445.4634785964.
Adding to 3020100321 its reverse (1230010203), we get a palindrome (4250110524).
The spelling of 3020100321 in words is "three billion, twenty million, one hundred thousand, three hundred twenty-one".
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