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2102242411 = 4733444167
BaseRepresentation
bin111110101001101…
…1010110001101011
312102111201222110001
41331103122301223
513301133224121
6544334203431
7103044523423
oct17523326153
95374658401
102102242411
1198972a925
124a8053577
132766c4729
1415d2b1483
15c485b991
hex7d4dac6b

2102242411 has 4 divisors (see below), whose sum is σ = 2102691312. Its totient is φ = 2101793512.

The previous prime is 2102242399. The next prime is 2102242421. The reversal of 2102242411 is 1142422012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2102242411 - 217 = 2102111339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102242421) 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, 217351 + ... + 226816.

It is an arithmetic number, because the mean of its divisors is an integer number (525672828).

Almost surely, 22102242411 is an apocalyptic number.

2102242411 is a deficient number, since it is larger than the sum of its proper divisors (448901).

2102242411 is an equidigital number, since it uses as much as digits as its factorization.

2102242411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448900.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 2102242411 is about 45850.2171314379. The cubic root of 2102242411 is about 1281.0348099565.

Adding to 2102242411 its reverse (1142422012), we get a palindrome (3244664423).

The spelling of 2102242411 in words is "two billion, one hundred two million, two hundred forty-two thousand, four hundred eleven".

Divisors: 1 4733 444167 2102242411