Search a number
-
+
20001210303 = 329229898969
BaseRepresentation
bin10010101000001010…
…100011111110111111
31220121220210202110210
4102220022203332333
5311430302212203
613104411203503
71305435324324
oct225012437677
956556722423
1020001210303
118534186378
123a62446593
131b69a0c7a9
14d7a51cb4b
157c0e09803
hex4a82a3fbf

20001210303 has 8 divisors (see below), whose sum is σ = 27587876400. Its totient is φ = 12874342208.

The previous prime is 20001210253. The next prime is 20001210329. The reversal of 20001210303 is 30301210002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20001210303 - 26 = 20001210239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20001210373) 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, 114949398 + ... + 114949571.

It is an arithmetic number, because the mean of its divisors is an integer number (3448484550).

Almost surely, 220001210303 is an apocalyptic number.

20001210303 is a deficient number, since it is larger than the sum of its proper divisors (7586666097).

20001210303 is a wasteful number, since it uses less digits than its factorization.

20001210303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229899001.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20001210303 its reverse (30301210002), we get a palindrome (50302420305).

The spelling of 20001210303 in words is "twenty billion, one million, two hundred ten thousand, three hundred three".

Divisors: 1 3 29 87 229898969 689696907 6667070101 20001210303