Base | Representation |
---|---|
bin | 1100100100100000011… |
… | …0011011101111001101 |
3 | 202122102111002121222112 |
4 | 3021020012123233031 |
5 | 12014240222321304 |
6 | 243113145353405 |
7 | 21413432542631 |
oct | 3111006335715 |
9 | 678374077875 |
10 | 215958010829 |
11 | 83650737a00 |
12 | 35a2ba98865 |
13 | 17498493332 |
14 | a649642dc1 |
15 | 593e423b6e |
hex | 324819bbcd |
215958010829 has 12 divisors (see below), whose sum is σ = 237735627360. Its totient is φ = 196027477800.
The previous prime is 215958010777. The next prime is 215958010901. The reversal of 215958010829 is 928010859512.
215958010829 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a de Polignac number, because none of the positive numbers 2k-215958010829 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (215958016829) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1274417 + ... + 1433894.
It is an arithmetic number, because the mean of its divisors is an integer number (19811302280).
Almost surely, 2215958010829 is an apocalyptic number.
It is an amenable number.
215958010829 is a deficient number, since it is larger than the sum of its proper divisors (21777616531).
215958010829 is a wasteful number, since it uses less digits than its factorization.
215958010829 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2708992 (or 2708981 counting only the distinct ones).
The product of its (nonzero) digits is 518400, while the sum is 50.
The spelling of 215958010829 in words is "two hundred fifteen billion, nine hundred fifty-eight million, ten thousand, eight hundred twenty-nine".
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