Base | Representation |
---|---|
bin | 10010101111111101… |
… | …100111001100110011 |
3 | 1220222000222020221010 |
4 | 102233331213030303 |
5 | 312212300031311 |
6 | 13125403202003 |
7 | 1311614313504 |
oct | 225775471463 |
9 | 56860866833 |
10 | 20132033331 |
11 | 85a100a683 |
12 | 3a9a216303 |
13 | 1b8ab55a77 |
14 | d8da54bab |
15 | 7cc64bda6 |
hex | 4aff67333 |
20132033331 has 32 divisors (see below), whose sum is σ = 28295055360. Its totient is φ = 12707380224.
The previous prime is 20132033297. The next prime is 20132033399. The reversal of 20132033331 is 13333023102.
It is not a de Polignac number, because 20132033331 - 29 = 20132032819 is a prime.
It is a super-2 number, since 2×201320333312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20132033298 and 20132033307.
It is not an unprimeable number, because it can be changed into a prime (20132033731) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8801670 + ... + 8803956.
It is an arithmetic number, because the mean of its divisors is an integer number (884220480).
Almost surely, 220132033331 is an apocalyptic number.
20132033331 is a deficient number, since it is larger than the sum of its proper divisors (8163022029).
20132033331 is a wasteful number, since it uses less digits than its factorization.
20132033331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3555.
The product of its (nonzero) digits is 972, while the sum is 21.
Adding to 20132033331 its reverse (13333023102), we get a palindrome (33465056433).
The spelling of 20132033331 in words is "twenty billion, one hundred thirty-two million, thirty-three thousand, three hundred thirty-one".
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