Base | Representation |
---|---|
bin | 10010111011010111… |
… | …010010011000110010 |
3 | 1221110100220021120210 |
4 | 102323113102120302 |
5 | 313110232010302 |
6 | 13200355044550 |
7 | 1316426211663 |
oct | 227327223062 |
9 | 57410807523 |
10 | 20323313202 |
11 | 8689a87015 |
12 | 3b322a0756 |
13 | 1bbb678c1a |
14 | dab20736a |
15 | 7de33266c |
hex | 4bb5d2632 |
20323313202 has 16 divisors (see below), whose sum is σ = 40648725792. Its totient is φ = 6774087840.
The previous prime is 20323313183. The next prime is 20323313203. The reversal of 20323313202 is 20231332302.
It is not an unprimeable number, because it can be changed into a prime (20323313203) 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, 56638 + ... + 209414.
It is an arithmetic number, because the mean of its divisors is an integer number (2540545362).
Almost surely, 220323313202 is an apocalyptic number.
20323313202 is an abundant number, since it is smaller than the sum of its proper divisors (20325412590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20323313202 is a wasteful number, since it uses less digits than its factorization.
20323313202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174953.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 20323313202 its reverse (20231332302), we get a palindrome (40554645504).
The spelling of 20323313202 in words is "twenty billion, three hundred twenty-three million, three hundred thirteen thousand, two hundred two".
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