Base | Representation |
---|---|
bin | 10010101111011000… |
… | …000111000010111111 |
3 | 1220221100110210021222 |
4 | 102233120013002333 |
5 | 312202240433203 |
6 | 13124412343555 |
7 | 1311434616560 |
oct | 225730070277 |
9 | 56840423258 |
10 | 20122202303 |
11 | 8596505465 |
12 | 3a96a74bbb |
13 | 1b88ac30a8 |
14 | d8c616167 |
15 | 7cb859038 |
hex | 4af6070bf |
20122202303 has 32 divisors (see below), whose sum is σ = 25426980864. Its totient is φ = 15515799552.
The previous prime is 20122202237. The next prime is 20122202333. The reversal of 20122202303 is 30320222102.
It is a cyclic number.
It is not a de Polignac number, because 20122202303 - 222 = 20118007999 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20122202333) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7270826 + ... + 7273592.
It is an arithmetic number, because the mean of its divisors is an integer number (794593152).
Almost surely, 220122202303 is an apocalyptic number.
20122202303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
20122202303 is a deficient number, since it is larger than the sum of its proper divisors (5304778561).
20122202303 is a wasteful number, since it uses less digits than its factorization.
20122202303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5471.
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 20122202303 its reverse (30320222102), we get a palindrome (50442424405).
The spelling of 20122202303 in words is "twenty billion, one hundred twenty-two million, two hundred two thousand, three hundred three".
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