Base | Representation |
---|---|
bin | 100110110100… |
… | …0110000100100 |
3 | 1102021222202010 |
4 | 1031220300210 |
5 | 20202231121 |
6 | 2004114220 |
7 | 334663245 |
oct | 115506044 |
9 | 42258663 |
10 | 20352036 |
11 | 10540871 |
12 | 6995970 |
13 | 42a7733 |
14 | 29baccc |
15 | 1bc0376 |
hex | 1368c24 |
20352036 has 24 divisors (see below), whose sum is σ = 47567520. Its totient is φ = 6772672.
The previous prime is 20352019. The next prime is 20352037. The reversal of 20352036 is 63025302.
It is not an unprimeable number, because it can be changed into a prime (20352037) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9295 + ... + 11273.
It is an arithmetic number, because the mean of its divisors is an integer number (1981980).
Almost surely, 220352036 is an apocalyptic number.
It is an amenable number.
20352036 is an abundant number, since it is smaller than the sum of its proper divisors (27215484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20352036 is a wasteful number, since it uses less digits than its factorization.
20352036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2843 (or 2841 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 21.
The square root of 20352036 is about 4511.3230875210. The cubic root of 20352036 is about 273.0251288439.
Adding to 20352036 its reverse (63025302), we get a palindrome (83377338).
The spelling of 20352036 in words is "twenty million, three hundred fifty-two thousand, thirty-six".
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