Base | Representation |
---|---|
bin | 10011011101011001… |
… | …011101100000111110 |
3 | 1222221011022211202121 |
4 | 103131121131200332 |
5 | 320242420332124 |
6 | 13333153313154 |
7 | 1336531456030 |
oct | 233531354076 |
9 | 58834284677 |
10 | 20894308414 |
11 | 8952324191 |
12 | 40715657ba |
13 | 1c7ca5a805 |
14 | 1022d9dc50 |
15 | 8245212e4 |
hex | 4dd65d83e |
20894308414 has 16 divisors (see below), whose sum is σ = 36323306496. Its totient is φ = 8828580600.
The previous prime is 20894308411. The next prime is 20894308423. The reversal of 20894308414 is 41480349802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20894308411) 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, 10509222 + ... + 10511209.
It is an arithmetic number, because the mean of its divisors is an integer number (2270206656).
Almost surely, 220894308414 is an apocalyptic number.
20894308414 is a deficient number, since it is larger than the sum of its proper divisors (15428998082).
20894308414 is a wasteful number, since it uses less digits than its factorization.
20894308414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21020511.
The product of its (nonzero) digits is 221184, while the sum is 43.
The spelling of 20894308414 in words is "twenty billion, eight hundred ninety-four million, three hundred eight thousand, four hundred fourteen".
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