Base | Representation |
---|---|
bin | 100111001010… |
… | …0101100111011 |
3 | 1102122010122110 |
4 | 1032110230323 |
5 | 20224011102 |
6 | 2012023403 |
7 | 336343065 |
oct | 116245473 |
9 | 42563573 |
10 | 20532027 |
11 | 1065401a |
12 | 6a61b63 |
13 | 433b639 |
14 | 2a26735 |
15 | 1c0886c |
hex | 1394b3b |
20532027 has 16 divisors (see below), whose sum is σ = 29490560. Its totient is φ = 12664512.
The previous prime is 20532011. The next prime is 20532037. The reversal of 20532027 is 72023502.
It is not a de Polignac number, because 20532027 - 24 = 20532011 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20531994 and 20532012.
It is not an unprimeable number, because it can be changed into a prime (20532037) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1738 + ... + 6639.
It is an arithmetic number, because the mean of its divisors is an integer number (1843160).
Almost surely, 220532027 is an apocalyptic number.
20532027 is a deficient number, since it is larger than the sum of its proper divisors (8958533).
20532027 is a wasteful number, since it uses less digits than its factorization.
20532027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8442.
The product of its (nonzero) digits is 840, while the sum is 21.
The square root of 20532027 is about 4531.2279792568. The cubic root of 20532027 is about 273.8276350354.
Adding to 20532027 its reverse (72023502), we get a palindrome (92555529).
The spelling of 20532027 in words is "twenty million, five hundred thirty-two thousand, twenty-seven".
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