Base | Representation |
---|---|
bin | 100110110001… |
… | …1100101111101 |
3 | 1102020220201110 |
4 | 1031203211331 |
5 | 20201042002 |
6 | 2003432233 |
7 | 334544460 |
oct | 115434575 |
9 | 42226643 |
10 | 20330877 |
11 | 10526986 |
12 | 6985679 |
13 | 429ac08 |
14 | 29b32d7 |
15 | 1bb8e6c |
hex | 136397d |
20330877 has 8 divisors (see below), whose sum is σ = 30980416. Its totient is φ = 11617632.
The previous prime is 20330867. The next prime is 20330879. The reversal of 20330877 is 77803302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20330877 - 210 = 20329853 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20330879) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484048 + ... + 484089.
It is an arithmetic number, because the mean of its divisors is an integer number (3872552).
Almost surely, 220330877 is an apocalyptic number.
It is an amenable number.
20330877 is a deficient number, since it is larger than the sum of its proper divisors (10649539).
20330877 is an equidigital number, since it uses as much as digits as its factorization.
20330877 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 968147.
The product of its (nonzero) digits is 7056, while the sum is 30.
The square root of 20330877 is about 4508.9773785194. The cubic root of 20330877 is about 272.9304791512.
The spelling of 20330877 in words is "twenty million, three hundred thirty thousand, eight hundred seventy-seven".
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