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5286537371 = 19278238809
BaseRepresentation
bin1001110110001101…
…00010100010011011
3111122102112220221102
410323012202202123
541311323143441
62232324502015
7245001553253
oct47306424233
914572486842
105286537371
112273126855
12103654a90b
13663324a2b
1438216c963
1520e1a669b
hex13b1a289b

5286537371 has 4 divisors (see below), whose sum is σ = 5564776200. Its totient is φ = 5008298544.

The previous prime is 5286537359. The next prime is 5286537401. The reversal of 5286537371 is 1737356825.

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 5286537371 - 26 = 5286537307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5286537341) 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, 139119386 + ... + 139119423.

It is an arithmetic number, because the mean of its divisors is an integer number (1391194050).

Almost surely, 25286537371 is an apocalyptic number.

5286537371 is a deficient number, since it is larger than the sum of its proper divisors (278238829).

5286537371 is a wasteful number, since it uses less digits than its factorization.

5286537371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278238828.

The product of its digits is 1058400, while the sum is 47.

The square root of 5286537371 is about 72708.5783865975. The cubic root of 5286537371 is about 1742.0359059009.

The spelling of 5286537371 in words is "five billion, two hundred eighty-six million, five hundred thirty-seven thousand, three hundred seventy-one".

Divisors: 1 19 278238809 5286537371