Search a number
-
+
2013013200221 = 8344575441591
BaseRepresentation
bin11101010010110000111…
…011111100110101011101
321010102221100110220201122
4131102300323330311131
5230440122334401341
64140433203020325
7265302225611222
oct35226073746535
97112840426648
102013013200221
11706794521811
1228617606a6a5
13117a985a844a
146d604c93949
153756a68a94b
hex1d4b0efcd5d

2013013200221 has 8 divisors (see below), whose sum is σ = 2037723839424. Its totient is φ = 1988313453280.

The previous prime is 2013013200203. The next prime is 2013013200223. The reversal of 2013013200221 is 1220023103102.

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 2013013200221 - 238 = 1738135293277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2013013200221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013013200223) 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, 2350865 + ... + 3090726.

It is an arithmetic number, because the mean of its divisors is an integer number (254715479928).

Almost surely, 22013013200221 is an apocalyptic number.

It is an amenable number.

2013013200221 is a deficient number, since it is larger than the sum of its proper divisors (24710639203).

2013013200221 is an equidigital number, since it uses as much as digits as its factorization.

2013013200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5446131.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2013013200221 its reverse (1220023103102), we get a palindrome (3233036303323).

The spelling of 2013013200221 in words is "two trillion, thirteen billion, thirteen million, two hundred thousand, two hundred twenty-one".

Divisors: 1 83 4457 369931 5441591 451652053 24253171087 2013013200221