Base | Representation |
---|---|
bin | 100111010011… |
… | …1110001110000 |
3 | 1102210002211021 |
4 | 1032213301300 |
5 | 20234011120 |
6 | 2013425224 |
7 | 340116634 |
oct | 116476160 |
9 | 42702737 |
10 | 20610160 |
11 | 106a779a |
12 | 6a9b214 |
13 | 436807c |
14 | 2a46dc4 |
15 | 1c21aaa |
hex | 13a7c70 |
20610160 has 20 divisors (see below), whose sum is σ = 47918808. Its totient is φ = 8244032.
The previous prime is 20610151. The next prime is 20610179. The reversal of 20610160 is 6101602.
It is a tau number, because it is divible by the number of its divisors (20).
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
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 in 3 ways as a sum of consecutive naturals, for example, 128734 + ... + 128893.
Almost surely, 220610160 is an apocalyptic number.
20610160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20610160 is an abundant number, since it is smaller than the sum of its proper divisors (27308648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20610160 is a wasteful number, since it uses less digits than its factorization.
20610160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 257640 (or 257634 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 20610160 is about 4539.8414069216. The cubic root of 20610160 is about 274.1745384834.
Adding to 20610160 its reverse (6101602), we get a palindrome (26711762).
The spelling of 20610160 in words is "twenty million, six hundred ten thousand, one hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •