Base | Representation |
---|---|
bin | 11110101110111101… |
… | …011110001011000111 |
3 | 10011011211112211201212 |
4 | 132232331132023013 |
5 | 1020041012333111 |
6 | 23054323042035 |
7 | 2245526254253 |
oct | 365675361307 |
9 | 104154484655 |
10 | 33000121031 |
11 | 12aa47873a9 |
12 | 648b81031b |
13 | 315babc747 |
14 | 1850a83263 |
15 | cd21e398b |
hex | 7aef5e2c7 |
33000121031 has 8 divisors (see below), whose sum is σ = 33912533040. Its totient is φ = 32088788928.
The previous prime is 33000121009. The next prime is 33000121097. The reversal of 33000121031 is 13012100033.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 33000121031 - 210 = 33000120007 is a prime.
It is a super-2 number, since 2×330001210312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 33000120997 and 33000121015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33000181031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207821 + ... + 330438.
It is an arithmetic number, because the mean of its divisors is an integer number (4239066630).
Almost surely, 233000121031 is an apocalyptic number.
33000121031 is a deficient number, since it is larger than the sum of its proper divisors (912412009).
33000121031 is a wasteful number, since it uses less digits than its factorization.
33000121031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 539953.
The product of its (nonzero) digits is 54, while the sum is 14.
Adding to 33000121031 its reverse (13012100033), we get a palindrome (46012221064).
The spelling of 33000121031 in words is "thirty-three billion, one hundred twenty-one thousand, thirty-one".
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