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5212311441 = 31737437147
BaseRepresentation
bin1001101101010110…
…11000111110010001
3111110020212212002220
410312223120332101
541133322431231
62221113531253
7243110626161
oct46653307621
914406785086
105212311441
112235239807
121015713b29
13650b3686c
1437636a5a1
152078e3896
hex136ad8f91

5212311441 has 4 divisors (see below), whose sum is σ = 6949748592. Its totient is φ = 3474874292.

The previous prime is 5212311383. The next prime is 5212311443. The reversal of 5212311441 is 1441132125.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5212311441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5212311443) 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, 868718571 + ... + 868718576.

It is an arithmetic number, because the mean of its divisors is an integer number (1737437148).

Almost surely, 25212311441 is an apocalyptic number.

It is an amenable number.

5212311441 is a deficient number, since it is larger than the sum of its proper divisors (1737437151).

5212311441 is a wasteful number, since it uses less digits than its factorization.

5212311441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737437150.

The product of its digits is 960, while the sum is 24.

The square root of 5212311441 is about 72196.3395263222. The cubic root of 5212311441 is about 1733.8443960922.

Adding to 5212311441 its reverse (1441132125), we get a palindrome (6653443566).

The spelling of 5212311441 in words is "five billion, two hundred twelve million, three hundred eleven thousand, four hundred forty-one".

Divisors: 1 3 1737437147 5212311441