Base | Representation |
---|---|
bin | 100110111111… |
… | …0101010000100 |
3 | 1102110112210012 |
4 | 1031332222010 |
5 | 20213113412 |
6 | 2010045352 |
7 | 335515613 |
oct | 115765204 |
9 | 42415705 |
10 | 20441732 |
11 | 105a21a3 |
12 | 6a19858 |
13 | 43094cc |
14 | 2a0187a |
15 | 1bdbc22 |
hex | 137ea84 |
20441732 has 6 divisors (see below), whose sum is σ = 35773038. Its totient is φ = 10220864.
The previous prime is 20441699. The next prime is 20441747. The reversal of 20441732 is 23714402.
It can be written as a sum of positive squares in only one way, i.e., 20376196 + 65536 = 4514^2 + 256^2 .
It is a junction number, because it is equal to n+sod(n) for n = 20441698 and 20441707.
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 as a sum of consecutive naturals, namely, 2555213 + ... + 2555220.
It is an arithmetic number, because the mean of its divisors is an integer number (5962173).
Almost surely, 220441732 is an apocalyptic number.
It is an amenable number.
20441732 is a deficient number, since it is larger than the sum of its proper divisors (15331306).
20441732 is a wasteful number, since it uses less digits than its factorization.
20441732 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5110437 (or 5110435 counting only the distinct ones).
The product of its (nonzero) digits is 1344, while the sum is 23.
The square root of 20441732 is about 4521.2533660480. The cubic root of 20441732 is about 273.4256354275.
The spelling of 20441732 in words is "twenty million, four hundred forty-one thousand, seven hundred thirty-two".
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