Base | Representation |
---|---|
bin | 1011110000100111110… |
… | …0001000100010000011 |
3 | 201022110211111121202012 |
4 | 2330021330020202003 |
5 | 11302224214041233 |
6 | 232451132443135 |
7 | 20411332355651 |
oct | 2741174104203 |
9 | 638424447665 |
10 | 202030221443 |
11 | 7875387a666 |
12 | 331a36194ab |
13 | 16088b1823b |
14 | 9ac79a5dd1 |
15 | 53c6806548 |
hex | 2f09f08883 |
202030221443 has 16 divisors (see below), whose sum is σ = 203863080960. Its totient is φ = 200206986336.
The previous prime is 202030221439. The next prime is 202030221451. The reversal of 202030221443 is 344122030202.
It is a cyclic number.
It is not a de Polignac number, because 202030221443 - 22 = 202030221439 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (202030221473) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110822030 + ... + 110823852.
It is an arithmetic number, because the mean of its divisors is an integer number (12741442560).
Almost surely, 2202030221443 is an apocalyptic number.
202030221443 is a deficient number, since it is larger than the sum of its proper divisors (1832859517).
202030221443 is a wasteful number, since it uses less digits than its factorization.
202030221443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3946.
The product of its (nonzero) digits is 2304, while the sum is 23.
Adding to 202030221443 its reverse (344122030202), we get a palindrome (546152251645).
The spelling of 202030221443 in words is "two hundred two billion, thirty million, two hundred twenty-one thousand, four hundred forty-three".
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