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2002031411 = 4742596413
BaseRepresentation
bin111011101010100…
…1001001100110011
312011112011201210112
41313111021030303
513100010001121
6530354251535
7100416662162
oct16725111463
95145151715
102002031411
11938104916
1247a586bab
1325ba08b93
1414dc673d9
15bab6475b
hex77549333

2002031411 has 4 divisors (see below), whose sum is σ = 2044627872. Its totient is φ = 1959434952.

The previous prime is 2002031371. The next prime is 2002031417. The reversal of 2002031411 is 1141302002.

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 2002031411 - 26 = 2002031347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002031417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21298160 + ... + 21298253.

It is an arithmetic number, because the mean of its divisors is an integer number (511156968).

Almost surely, 22002031411 is an apocalyptic number.

2002031411 is a deficient number, since it is larger than the sum of its proper divisors (42596461).

2002031411 is an equidigital number, since it uses as much as digits as its factorization.

2002031411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42596460.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2002031411 is about 44744.0656512123. The cubic root of 2002031411 is about 1260.3474751333.

Adding to 2002031411 its reverse (1141302002), we get a palindrome (3143333413).

The spelling of 2002031411 in words is "two billion, two million, thirty-one thousand, four hundred eleven".

Divisors: 1 47 42596413 2002031411