Base | Representation |
---|---|
bin | 10010111010001001… |
… | …111101011010100110 |
3 | 1221101221202102000110 |
4 | 102322021331122212 |
5 | 313040034322324 |
6 | 13154352353450 |
7 | 1316062003620 |
oct | 227211753246 |
9 | 57357672013 |
10 | 20303042214 |
11 | 86795a1134 |
12 | 3b27545886 |
13 | 1bb73cc360 |
14 | da864bc10 |
15 | 7dc67b329 |
hex | 4ba27d6a6 |
20303042214 has 32 divisors (see below), whose sum is σ = 49976720640. Its totient is φ = 5354648352.
The previous prime is 20303042171. The next prime is 20303042231. The reversal of 20303042214 is 41224030302.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18591984 + ... + 18593075.
It is an arithmetic number, because the mean of its divisors is an integer number (1561772520).
Almost surely, 220303042214 is an apocalyptic number.
20303042214 is an abundant number, since it is smaller than the sum of its proper divisors (29673678426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20303042214 is a wasteful number, since it uses less digits than its factorization.
20303042214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37185084.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 20303042214 its reverse (41224030302), we get a palindrome (61527072516).
The spelling of 20303042214 in words is "twenty billion, three hundred three million, forty-two thousand, two hundred fourteen".
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