Base | Representation |
---|---|
bin | 10010110101010010… |
… | …101011000100101101 |
3 | 1221012021012121020101 |
4 | 102311102223010231 |
5 | 312403142042201 |
6 | 13142315351101 |
7 | 1314051256306 |
oct | 226522530455 |
9 | 57167177211 |
10 | 20221440301 |
11 | 8637526437 |
12 | 3b04152491 |
13 | 1ba352aaba |
14 | d9b8897ad |
15 | 7d540cd01 |
hex | 4b54ab12d |
20221440301 has 8 divisors (see below), whose sum is σ = 20788375608. Its totient is φ = 19658016000.
The previous prime is 20221440241. The next prime is 20221440389. The reversal of 20221440301 is 10304412202.
It can be written as a sum of positive squares in 4 ways, for example, as 50055625 + 20171384676 = 7075^2 + 142026^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20221440301 - 223 = 20213051693 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20221440601) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 866070 + ... + 889111.
It is an arithmetic number, because the mean of its divisors is an integer number (2598546951).
Almost surely, 220221440301 is an apocalyptic number.
It is an amenable number.
20221440301 is a deficient number, since it is larger than the sum of its proper divisors (566935307).
20221440301 is a wasteful number, since it uses less digits than its factorization.
20221440301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1755503.
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 20221440301 its reverse (10304412202), we get a palindrome (30525852503).
The spelling of 20221440301 in words is "twenty billion, two hundred twenty-one million, four hundred forty thousand, three hundred one".
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