Base | Representation |
---|---|
bin | 10010101001011010… |
… | …101000111111010000 |
3 | 1220200101022021002220 |
4 | 102221122220333100 |
5 | 312001140433240 |
6 | 13110441141040 |
7 | 1306111624461 |
oct | 225132507720 |
9 | 56611267086 |
10 | 20022202320 |
11 | 8545013a4a |
12 | 3a6948a780 |
13 | 1b7117c5c3 |
14 | d7d224d68 |
15 | 7c2ba45d0 |
hex | 4a96a8fd0 |
20022202320 has 40 divisors (see below), whose sum is σ = 62068827936. Its totient is φ = 5339253888.
The previous prime is 20022202267. The next prime is 20022202349. The reversal of 20022202320 is 2320222002.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 20022202320.
It is a congruent number.
It is an unprimeable number.
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, 41712682 + ... + 41713161.
Almost surely, 220022202320 is an apocalyptic number.
20022202320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20022202320 is an abundant number, since it is smaller than the sum of its proper divisors (42046625616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20022202320 is a wasteful number, since it uses less digits than its factorization.
20022202320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83425859 (or 83425853 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 15.
Adding to 20022202320 its reverse (2320222002), we get a palindrome (22342424322).
The spelling of 20022202320 in words is "twenty billion, twenty-two million, two hundred two thousand, three hundred twenty".
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