Search a number
-
+
2013201001 = 7287600143
BaseRepresentation
bin111011111111111…
…0000001001101001
312012022012012121001
41313333300021221
513110334413001
6531433515001
7100613632450
oct16777601151
95168165531
102013201001
11943443789
12482272a61
13261119bc6
14151533b97
15bbb1e001
hex77ff0269

2013201001 has 4 divisors (see below), whose sum is σ = 2300801152. Its totient is φ = 1725600852.

The previous prime is 2013200999. The next prime is 2013201037. The reversal of 2013201001 is 1001023102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2013201001 - 21 = 2013200999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013201301) 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 3 ways as a sum of consecutive naturals, for example, 143800065 + ... + 143800078.

It is an arithmetic number, because the mean of its divisors is an integer number (575200288).

Almost surely, 22013201001 is an apocalyptic number.

It is an amenable number.

2013201001 is a deficient number, since it is larger than the sum of its proper divisors (287600151).

2013201001 is an equidigital number, since it uses as much as digits as its factorization.

2013201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287600150.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2013201001 is about 44868.7084837529. The cubic root of 2013201001 is about 1262.6870097252.

Adding to 2013201001 its reverse (1001023102), we get a palindrome (3014224103).

The spelling of 2013201001 in words is "two billion, thirteen million, two hundred one thousand, one".

Divisors: 1 7 287600143 2013201001