Base | Representation |
---|---|
bin | 101101100101111101000… |
… | …111010010010111011101 |
3 | 102002112011020021020001211 |
4 | 231211331013102113131 |
5 | 402313122314033041 |
6 | 10355201250104421 |
7 | 442234613315203 |
oct | 55457507222735 |
9 | 12075136236054 |
10 | 3133130221021 |
11 | aa8831369229 |
12 | 42727ab7b111 |
13 | 1995b7081208 |
14 | ab903dc5073 |
15 | 567772c0481 |
hex | 2d97d1d25dd |
3133130221021 has 4 divisors (see below), whose sum is σ = 3140607859200. Its totient is φ = 3125652582844.
The previous prime is 3133130221007. The next prime is 3133130221043. The reversal of 3133130221021 is 1201220313313.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 3133130221021 - 25 = 3133130220989 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3133130220983 and 3133130221001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3133131221021) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3738818461 + ... + 3738819298.
It is an arithmetic number, because the mean of its divisors is an integer number (785151964800).
Almost surely, 23133130221021 is an apocalyptic number.
It is an amenable number.
3133130221021 is a deficient number, since it is larger than the sum of its proper divisors (7477638179).
3133130221021 is an equidigital number, since it uses as much as digits as its factorization.
3133130221021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7477638178.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 3133130221021 its reverse (1201220313313), we get a palindrome (4334350534334).
The spelling of 3133130221021 in words is "three trillion, one hundred thirty-three billion, one hundred thirty million, two hundred twenty-one thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •