Base | Representation |
---|---|
bin | 100111100110… |
… | …1100110010100 |
3 | 1110001222022220 |
4 | 1033031212110 |
5 | 20303440301 |
6 | 2021022340 |
7 | 341333403 |
oct | 117154624 |
9 | 43058286 |
10 | 20765076 |
11 | 107a3122 |
12 | 6b549b0 |
13 | 43c0737 |
14 | 2a8763a |
15 | 1c52936 |
hex | 13cd994 |
20765076 has 24 divisors (see below), whose sum is σ = 48552000. Its totient is φ = 6907392.
The previous prime is 20765051. The next prime is 20765077. The reversal of 20765076 is 67056702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20765077) 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, 5425 + ... + 8423.
It is an arithmetic number, because the mean of its divisors is an integer number (2023000).
Almost surely, 220765076 is an apocalyptic number.
It is an amenable number.
20765076 is an abundant number, since it is smaller than the sum of its proper divisors (27786924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20765076 is a wasteful number, since it uses less digits than its factorization.
20765076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3583 (or 3581 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 33.
The square root of 20765076 is about 4556.8712950883. The cubic root of 20765076 is about 274.8597676211.
The spelling of 20765076 in words is "twenty million, seven hundred sixty-five thousand, seventy-six".
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