Base | Representation |
---|---|
bin | 10010111011011001… |
… | …001010101101110011 |
3 | 1221110101211022200001 |
4 | 102323121022231303 |
5 | 313110343243232 |
6 | 13200413410431 |
7 | 1316433333625 |
oct | 227331125563 |
9 | 57411738601 |
10 | 20323806067 |
11 | 868a293344 |
12 | 3b32499a17 |
13 | 1bbb7bc366 |
14 | dab2d4c15 |
15 | 7de3cd6e7 |
hex | 4bb64ab73 |
20323806067 has 24 divisors (see below), whose sum is σ = 21381051600. Its totient is φ = 19310803200.
The previous prime is 20323806053. The next prime is 20323806077. The reversal of 20323806067 is 76060832302.
It is not a de Polignac number, because 20323806067 - 27 = 20323805939 is a prime.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20323806077) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13274092 + ... + 13275622.
It is an arithmetic number, because the mean of its divisors is an integer number (890877150).
Almost surely, 220323806067 is an apocalyptic number.
20323806067 is a deficient number, since it is larger than the sum of its proper divisors (1057245533).
20323806067 is a wasteful number, since it uses less digits than its factorization.
20323806067 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1815 (or 1774 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 37.
The spelling of 20323806067 in words is "twenty billion, three hundred twenty-three million, eight hundred six thousand, sixty-seven".
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