Base | Representation |
---|---|
bin | 1001100111100111101010… |
… | …00010011100101101110110 |
3 | 2202220011101012001001022100 |
4 | 10303303311002130231312 |
5 | 10233030340141302314 |
6 | 112553201012242530 |
7 | 4312135261423221 |
oct | 463636502345566 |
9 | 82804335031270 |
10 | 21152530025334 |
11 | 6815812832604 |
12 | 2457603610446 |
13 | ba58a1041826 |
14 | 531b060805b8 |
15 | 26a35c388c09 |
hex | 133cf509cb76 |
21152530025334 has 48 divisors (see below), whose sum is σ = 46613215333152. Its totient is φ = 6931422129024.
The previous prime is 21152530025287. The next prime is 21152530025359. The reversal of 21152530025334 is 43352003525112.
21152530025334 is a `hidden beast` number, since 2 + 1 + 15 + 2 + 5 + 300 + 2 + 5 + 334 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41385169 + ... + 41893164.
It is an arithmetic number, because the mean of its divisors is an integer number (971108652774).
Almost surely, 221152530025334 is an apocalyptic number.
21152530025334 is an abundant number, since it is smaller than the sum of its proper divisors (25460685307818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21152530025334 is a wasteful number, since it uses less digits than its factorization.
21152530025334 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83278581 (or 83278578 counting only the distinct ones).
The product of its (nonzero) digits is 108000, while the sum is 36.
The spelling of 21152530025334 in words is "twenty-one trillion, one hundred fifty-two billion, five hundred thirty million, twenty-five thousand, three hundred thirty-four".
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