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2103200413 = 5219974049
BaseRepresentation
bin111110101011100…
…0100101010011101
312102120112122120121
41331113010222131
513301404403123
6544410514541
7103055623426
oct17527045235
95376478517
102103200413
1198a224666
124a8435a51
1327696b7b2
1415d48064d
15c499a75d
hex7d5c4a9d

2103200413 has 8 divisors (see below), whose sum is σ = 2109871800. Its totient is φ = 2096540160.

The previous prime is 2103200399. The next prime is 2103200461. The reversal of 2103200413 is 3140023012.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 247055524 + 1856144889 = 15718^2 + 43083^2 .

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 2103200413 - 217 = 2103069341 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 (2103200513) 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, 517413 + ... + 521461.

It is an arithmetic number, because the mean of its divisors is an integer number (263733975).

Almost surely, 22103200413 is an apocalyptic number.

It is an amenable number.

2103200413 is a deficient number, since it is larger than the sum of its proper divisors (6671387).

2103200413 is an equidigital number, since it uses as much as digits as its factorization.

2103200413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5567.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2103200413 is about 45860.6630239904. The cubic root of 2103200413 is about 1281.2293716512.

Adding to 2103200413 its reverse (3140023012), we get a palindrome (5243223425).

The spelling of 2103200413 in words is "two billion, one hundred three million, two hundred thousand, four hundred thirteen".

Divisors: 1 521 997 4049 519437 2109529 4036853 2103200413