Base | Representation |
---|---|
bin | 10010111001111110… |
… | …011100000101110101 |
3 | 1221101202001222020121 |
4 | 102321332130011311 |
5 | 313033301202013 |
6 | 13154203531541 |
7 | 1316024224666 |
oct | 227176340565 |
9 | 57352058217 |
10 | 20300022133 |
11 | 86779190a6 |
12 | 3b26529bb1 |
13 | 1bb68b2821 |
14 | da80a336d |
15 | 7dc28158d |
hex | 4b9f9c175 |
20300022133 has 8 divisors (see below), whose sum is σ = 21517294680. Its totient is φ = 19085322240.
The previous prime is 20300022107. The next prime is 20300022143. The reversal of 20300022133 is 33122000302.
It can be written as a sum of positive squares in 4 ways, for example, as 705061809 + 19594960324 = 26553^2 + 139982^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20300022133 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 (20300022143) 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, 626898 + ... + 658483.
It is an arithmetic number, because the mean of its divisors is an integer number (2689661835).
Almost surely, 220300022133 is an apocalyptic number.
It is an amenable number.
20300022133 is a deficient number, since it is larger than the sum of its proper divisors (1217272547).
20300022133 is a wasteful number, since it uses less digits than its factorization.
20300022133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1286327.
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 20300022133 its reverse (33122000302), we get a palindrome (53422022435).
The spelling of 20300022133 in words is "twenty billion, three hundred million, twenty-two thousand, one hundred thirty-three".
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