Base | Representation |
---|---|
bin | 10010101110110001… |
… | …111101010100101010 |
3 | 1220220122122200002102 |
4 | 102232301331110222 |
5 | 312142210413002 |
6 | 13123414133402 |
7 | 1311253613345 |
oct | 225661752452 |
9 | 56818580072 |
10 | 20112201002 |
11 | 85908a4323 |
12 | 3a93651262 |
13 | 1b86a00a6a |
14 | d8b17145c |
15 | 7caa30a02 |
hex | 4aec7d52a |
20112201002 has 4 divisors (see below), whose sum is σ = 30168301506. Its totient is φ = 10056100500.
The previous prime is 20112200971. The next prime is 20112201013. The reversal of 20112201002 is 20010221102.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 15195246361 + 4916954641 = 123269^2 + 70121^2 .
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 5028050249 + ... + 5028050252.
Almost surely, 220112201002 is an apocalyptic number.
20112201002 is a deficient number, since it is larger than the sum of its proper divisors (10056100504).
20112201002 is a wasteful number, since it uses less digits than its factorization.
20112201002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10056100503.
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 20112201002 its reverse (20010221102), we get a palindrome (40122422104).
The spelling of 20112201002 in words is "twenty billion, one hundred twelve million, two hundred one thousand, two".
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