Base | Representation |
---|---|
bin | 10010111011110001… |
… | …001011011001100000 |
3 | 1221110211200002202112 |
4 | 102323301023121200 |
5 | 313114001202240 |
6 | 13201200334452 |
7 | 1316541000335 |
oct | 227361133140 |
9 | 57424602675 |
10 | 20330100320 |
11 | 86928a2302 |
12 | 3b34614428 |
13 | 1bbcbb427a |
14 | dac09298c |
15 | 7dec23665 |
hex | 4bbc4b660 |
20330100320 has 48 divisors (see below), whose sum is σ = 50557757040. Its totient is φ = 7704036864.
The previous prime is 20330100319. The next prime is 20330100337. The reversal of 20330100320 is 2300103302.
It is a junction number, because it is equal to n+sod(n) for n = 20330100295 and 20330100304.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3340727 + ... + 3346806.
It is an arithmetic number, because the mean of its divisors is an integer number (1053286605).
Almost surely, 220330100320 is an apocalyptic number.
20330100320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20330100320 is an abundant number, since it is smaller than the sum of its proper divisors (30227656720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20330100320 is a wasteful number, since it uses less digits than its factorization.
20330100320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6687567 (or 6687559 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 14.
Adding to 20330100320 its reverse (2300103302), we get a palindrome (22630203622).
The spelling of 20330100320 in words is "twenty billion, three hundred thirty million, one hundred thousand, three hundred twenty".
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