Base | Representation |
---|---|
bin | 100110110010… |
… | …0111000100000 |
3 | 1102021011222010 |
4 | 1031210320200 |
5 | 20201224120 |
6 | 2003512520 |
7 | 334566045 |
oct | 115447040 |
9 | 42234863 |
10 | 20336160 |
11 | 1052a949 |
12 | 6988740 |
13 | 42a0440 |
14 | 29b51cc |
15 | 1bba7e0 |
hex | 1364e20 |
20336160 has 96 divisors (see below), whose sum is σ = 69007680. Its totient is φ = 5004288.
The previous prime is 20336159. The next prime is 20336167. The reversal of 20336160 is 6163302.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (20336167) 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, 4611 + ... + 7869.
It is an arithmetic number, because the mean of its divisors is an integer number (718830).
Almost surely, 220336160 is an apocalyptic number.
20336160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20336160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34503840).
20336160 is an abundant number, since it is smaller than the sum of its proper divisors (48671520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20336160 is a wasteful number, since it uses less digits than its factorization.
20336160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3290 (or 3282 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 20336160 is about 4509.5631717496. The cubic root of 20336160 is about 272.9541175289.
Adding to 20336160 its reverse (6163302), we get a palindrome (26499462).
It can be divided in two parts, 203 and 36160, that added together give a palindrome (36363).
The spelling of 20336160 in words is "twenty million, three hundred thirty-six thousand, one hundred sixty".
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