Base | Representation |
---|---|
bin | 11110110110101110… |
… | …011000111111111001 |
3 | 10011111220122221212011 |
4 | 132312232120333321 |
5 | 1020322334313101 |
6 | 23115255045521 |
7 | 2252000425621 |
oct | 366656307771 |
9 | 104456587764 |
10 | 33130385401 |
11 | 13061269a03 |
12 | 65073708a1 |
13 | 317ca9b659 |
14 | 18640b1881 |
15 | cdd875751 |
hex | 7b6b98ff9 |
33130385401 has 2 divisors, whose sum is σ = 33130385402. Its totient is φ = 33130385400.
The previous prime is 33130385371. The next prime is 33130385429. The reversal of 33130385401 is 10458303133.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 27429984400 + 5700401001 = 165620^2 + 75501^2 .
It is a cyclic number.
It is not a de Polignac number, because 33130385401 - 223 = 33121996793 is a prime.
It is not a weakly prime, because it can be changed into another prime (33130385471) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16565192700 + 16565192701.
It is an arithmetic number, because the mean of its divisors is an integer number (16565192701).
Almost surely, 233130385401 is an apocalyptic number.
It is an amenable number.
33130385401 is a deficient number, since it is larger than the sum of its proper divisors (1).
33130385401 is an equidigital number, since it uses as much as digits as its factorization.
33130385401 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 12960, while the sum is 31.
Adding to 33130385401 its reverse (10458303133), we get a palindrome (43588688534).
The spelling of 33130385401 in words is "thirty-three billion, one hundred thirty million, three hundred eighty-five thousand, four hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •