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2010720213 = 33711048889
BaseRepresentation
bin111011111011001…
…0010011111010101
312012010112011121000
41313312102133111
513104221021323
6531304413513
7100553561025
oct16766223725
95163464530
102010720213
11941aa9947
12481477299
1326075b998
14151089a85
15bb7cde43
hex77d927d5

2010720213 has 16 divisors (see below), whose sum is σ = 3020803200. Its totient is φ = 1321598880.

The previous prime is 2010720211. The next prime is 2010720263. The reversal of 2010720213 is 3120270102.

It is not a de Polignac number, because 2010720213 - 21 = 2010720211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010720211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522528 + ... + 526361.

It is an arithmetic number, because the mean of its divisors is an integer number (188800200).

Almost surely, 22010720213 is an apocalyptic number.

It is an amenable number.

2010720213 is a deficient number, since it is larger than the sum of its proper divisors (1010082987).

2010720213 is a wasteful number, since it uses less digits than its factorization.

2010720213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048969 (or 1048963 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 2010720213 is about 44841.0549942795. The cubic root of 2010720213 is about 1262.1681434471.

Adding to 2010720213 its reverse (3120270102), we get a palindrome (5130990315).

The spelling of 2010720213 in words is "two billion, ten million, seven hundred twenty thousand, two hundred thirteen".

Divisors: 1 3 9 27 71 213 639 1917 1048889 3146667 9440001 28320003 74471119 223413357 670240071 2010720213