Base | Representation |
---|---|
bin | 10010111001111110… |
… | …011110010000101110 |
3 | 1221101202002102102211 |
4 | 102321332132100232 |
5 | 313033301443042 |
6 | 13154204041034 |
7 | 1316024262625 |
oct | 227176362056 |
9 | 57352072384 |
10 | 20300031022 |
11 | 8677924847 |
12 | 3b2653317a |
13 | 1bb68b689b |
14 | da80a66bc |
15 | 7dc284017 |
hex | 4b9f9e42e |
20300031022 has 16 divisors (see below), whose sum is σ = 30923928000. Its totient is φ = 9992792160.
The previous prime is 20300030999. The next prime is 20300031043. The reversal of 20300031022 is 22013000302.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20300030993 and 20300031011.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128929 + ... + 239212.
It is an arithmetic number, because the mean of its divisors is an integer number (1932745500).
Almost surely, 220300031022 is an apocalyptic number.
20300031022 is a deficient number, since it is larger than the sum of its proper divisors (10623896978).
20300031022 is a wasteful number, since it uses less digits than its factorization.
20300031022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 368571.
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 20300031022 its reverse (22013000302), we get a palindrome (42313031324).
The spelling of 20300031022 in words is "twenty billion, three hundred million, thirty-one thousand, twenty-two".
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