Base | Representation |
---|---|
bin | 10010111011001011… |
… | …111010011000111010 |
3 | 1221110011021210012210 |
4 | 102323023322120322 |
5 | 313104001100242 |
6 | 13200211115550 |
7 | 1316361652314 |
oct | 227313723072 |
9 | 57404253183 |
10 | 20320331322 |
11 | 868832a755 |
12 | 3b312a2bb6 |
13 | 1bbab738b5 |
14 | daaa6c7b4 |
15 | 7dde43d9c |
hex | 4bb2fa63a |
20320331322 has 32 divisors (see below), whose sum is σ = 41036117760. Its totient is φ = 6707603520.
The previous prime is 20320331293. The next prime is 20320331347. The reversal of 20320331322 is 22313302302.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1341672 + ... + 1356732.
It is an arithmetic number, because the mean of its divisors is an integer number (1282378680).
Almost surely, 220320331322 is an apocalyptic number.
20320331322 is an abundant number, since it is smaller than the sum of its proper divisors (20715786438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20320331322 is a wasteful number, since it uses less digits than its factorization.
20320331322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17238.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 20320331322 its reverse (22313302302), we get a palindrome (42633633624).
The spelling of 20320331322 in words is "twenty billion, three hundred twenty million, three hundred thirty-one thousand, three hundred twenty-two".
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