Base | Representation |
---|---|
bin | 10010110001001010… |
… | …101000100100100100 |
3 | 1221000102222001101000 |
4 | 102301022220210210 |
5 | 312232432132121 |
6 | 13131404033300 |
7 | 1312251035520 |
oct | 226112504444 |
9 | 57012861330 |
10 | 20152224036 |
11 | 860145020a |
12 | 3aa4b32830 |
13 | 1b920a4c29 |
14 | d925ccd80 |
15 | 7ce2d9526 |
hex | 4b12a8924 |
20152224036 has 48 divisors (see below), whose sum is σ = 59710295680. Its totient is φ = 5757778080.
The previous prime is 20152224017. The next prime is 20152224047. The reversal of 20152224036 is 63042225102.
It is a happy number.
20152224036 is a `hidden beast` number, since 20 + 15 + 222 + 403 + 6 = 666.
It is a super-2 number, since 2×201522240362 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13327435 + ... + 13328946.
Almost surely, 220152224036 is an apocalyptic number.
It is an amenable number.
20152224036 is an abundant number, since it is smaller than the sum of its proper divisors (39558071644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20152224036 is a wasteful number, since it uses less digits than its factorization.
20152224036 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26656401 (or 26656393 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
Adding to 20152224036 its reverse (63042225102), we get a palindrome (83194449138).
The spelling of 20152224036 in words is "twenty billion, one hundred fifty-two million, two hundred twenty-four thousand, thirty-six".
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