Base | Representation |
---|---|
bin | 11110110110101101… |
… | …011010101110010001 |
3 | 10011111220011222221202 |
4 | 132312231122232101 |
5 | 1020322303132241 |
6 | 23115245400545 |
7 | 2251665314141 |
oct | 366655325621 |
9 | 104456158852 |
10 | 33130130321 |
11 | 130611052a2 |
12 | 6507269155 |
13 | 317ca0c512 |
14 | 1864046921 |
15 | cdd824d9b |
hex | 7b6b5ab91 |
33130130321 has 8 divisors (see below), whose sum is σ = 33971393280. Its totient is φ = 32292085392.
The previous prime is 33130130309. The next prime is 33130130339. The reversal of 33130130321 is 12303103133.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-33130130321 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 33130130293 and 33130130302.
It is not an unprimeable number, because it can be changed into a prime (33130130821) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 783650 + ... + 824843.
It is an arithmetic number, because the mean of its divisors is an integer number (4246424160).
Almost surely, 233130130321 is an apocalyptic number.
It is an amenable number.
33130130321 is a deficient number, since it is larger than the sum of its proper divisors (841262959).
33130130321 is a wasteful number, since it uses less digits than its factorization.
33130130321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1609015.
The product of its (nonzero) digits is 486, while the sum is 20.
Adding to 33130130321 its reverse (12303103133), we get a palindrome (45433233454).
The spelling of 33130130321 in words is "thirty-three billion, one hundred thirty million, one hundred thirty thousand, three hundred twenty-one".
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