Base | Representation |
---|---|
bin | 10010110001001001… |
… | …111110110100101000 |
3 | 1221000102122100210112 |
4 | 102301021332310220 |
5 | 312232411144112 |
6 | 13131400233452 |
7 | 1312246424126 |
oct | 226111766450 |
9 | 57012570715 |
10 | 20152053032 |
11 | 8601343791 |
12 | 3aa4a6b888 |
13 | 1b92045147 |
14 | d92586916 |
15 | 7ce2a3a22 |
hex | 4b127ed28 |
20152053032 has 8 divisors (see below), whose sum is σ = 37785099450. Its totient is φ = 10076026512.
The previous prime is 20152053013. The next prime is 20152053109. The reversal of 20152053032 is 23035025102.
It can be written as a sum of positive squares in only one way, i.e., 20091928516 + 60124516 = 141746^2 + 7754^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×201520530322 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20152052989 and 20152053007.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1259503307 + ... + 1259503322.
Almost surely, 220152053032 is an apocalyptic number.
It is an amenable number.
20152053032 is a deficient number, since it is larger than the sum of its proper divisors (17633046418).
20152053032 is a wasteful number, since it uses less digits than its factorization.
20152053032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2519006635 (or 2519006631 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 23.
Adding to 20152053032 its reverse (23035025102), we get a palindrome (43187078134).
The spelling of 20152053032 in words is "twenty billion, one hundred fifty-two million, fifty-three thousand, thirty-two".
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