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2131271414 = 24632301589
BaseRepresentation
bin111111100001000…
…1001111011110110
312111112100210202022
41333002021323312
513331101141124
6551252313142
7103546336166
oct17702117366
95445323668
102131271414
119a4057838
124b59127b2
1327c71975c
141630aa5a6
15c7192c5e
hex7f089ef6

2131271414 has 8 divisors (see below), whose sum is σ = 3203813280. Its totient is φ = 1063333656.

The previous prime is 2131271413. The next prime is 2131271431. The reversal of 2131271414 is 4141721312.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131271413) 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, 1149869 + ... + 1151720.

It is an arithmetic number, because the mean of its divisors is an integer number (400476660).

Almost surely, 22131271414 is an apocalyptic number.

2131271414 is a deficient number, since it is larger than the sum of its proper divisors (1072541866).

2131271414 is a wasteful number, since it uses less digits than its factorization.

2131271414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302054.

The product of its digits is 1344, while the sum is 26.

The square root of 2131271414 is about 46165.6952075889. The cubic root of 2131271414 is about 1286.9043038604.

Adding to 2131271414 its reverse (4141721312), we get a palindrome (6272992726).

The spelling of 2131271414 in words is "two billion, one hundred thirty-one million, two hundred seventy-one thousand, four hundred fourteen".

Divisors: 1 2 463 926 2301589 4603178 1065635707 2131271414