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2013211031293 = 71126145597809
BaseRepresentation
bin11101010010111100101…
…110100111011011111101
321010110110010201202221101
4131102330232213123331
5230441024011000133
64140504551133101
7265310150263210
oct35227456473375
97113403652841
102013211031293
11706886163170
12286210374191
13117aca583457
146d62326d777
153757cc1737d
hex1d4bcba76fd

2013211031293 has 8 divisors (see below), whose sum is σ = 2509977389760. Its totient is φ = 1568735868480.

The previous prime is 2013211031281. The next prime is 2013211031297. The reversal of 2013211031293 is 3921301123102.

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

It is a de Polignac number, because none of the positive numbers 2k-2013211031293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013211031297) 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, 13072798828 + ... + 13072798981.

It is an arithmetic number, because the mean of its divisors is an integer number (313747173720).

Almost surely, 22013211031293 is an apocalyptic number.

It is an amenable number.

2013211031293 is a deficient number, since it is larger than the sum of its proper divisors (496766358467).

2013211031293 is a wasteful number, since it uses less digits than its factorization.

2013211031293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26145597827.

The product of its (nonzero) digits is 1944, while the sum is 28.

Adding to 2013211031293 its reverse (3921301123102), we get a palindrome (5934512154395).

The spelling of 2013211031293 in words is "two trillion, thirteen billion, two hundred eleven million, thirty-one thousand, two hundred ninety-three".

Divisors: 1 7 11 77 26145597809 183019184663 287601575899 2013211031293