Base | Representation |
---|---|
bin | 100111100101… |
… | …0101011011000 |
3 | 1110001100220210 |
4 | 1033022223120 |
5 | 20303044422 |
6 | 2020451120 |
7 | 341253462 |
oct | 117125330 |
9 | 43040823 |
10 | 20753112 |
11 | 10795136 |
12 | 6b49aa0 |
13 | 43b8163 |
14 | 2a83132 |
15 | 1c4e10c |
hex | 13caad8 |
20753112 has 32 divisors (see below), whose sum is σ = 51994800. Its totient is φ = 6902784.
The previous prime is 20753101. The next prime is 20753119. The reversal of 20753112 is 21135702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20753119) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 20064 + ... + 21072.
Almost surely, 220753112 is an apocalyptic number.
It is an amenable number.
20753112 is an abundant number, since it is smaller than the sum of its proper divisors (31241688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20753112 is a wasteful number, since it uses less digits than its factorization.
20753112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1875 (or 1871 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 21.
The square root of 20753112 is about 4555.5583631428. The cubic root of 20753112 is about 274.8069697725.
Adding to 20753112 its reverse (21135702), we get a palindrome (41888814).
The spelling of 20753112 in words is "twenty million, seven hundred fifty-three thousand, one hundred twelve".
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