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2412890071 = 15401156671
BaseRepresentation
bin1000111111010001…
…1100011111010111
320020011021111220221
42033310130133113
514420144440241
61035232335211
7113536140634
oct21764343727
96204244827
102412890071
111029017029
125740a4507
132c5b7cb07
1418c65718b
15e1c705d1
hex8fd1c7d7

2412890071 has 4 divisors (see below), whose sum is σ = 2413062144. Its totient is φ = 2412718000.

The previous prime is 2412890069. The next prime is 2412890083. The reversal of 2412890071 is 1700982142.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1700982142 = 2850491071.

It is a cyclic number.

It is not a de Polignac number, because 2412890071 - 21 = 2412890069 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 (2412890021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62935 + ... + 93736.

It is an arithmetic number, because the mean of its divisors is an integer number (603265536).

Almost surely, 22412890071 is an apocalyptic number.

2412890071 is a deficient number, since it is larger than the sum of its proper divisors (172073).

2412890071 is a wasteful number, since it uses less digits than its factorization.

2412890071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172072.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 2412890071 is about 49121.1774187061. The cubic root of 2412890071 is about 1341.2585767551.

The spelling of 2412890071 in words is "two billion, four hundred twelve million, eight hundred ninety thousand, seventy-one".

Divisors: 1 15401 156671 2412890071