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5287173141 = 31762391047
BaseRepresentation
bin1001110110010001…
…11101110000010101
3111122110202020001110
410323020331300111
541312004020031
62232350245233
7245010141645
oct47310756025
914573666043
105287173141
112273520488
1210367b6819
136634b8223
14382296525
1520e27ec46
hex13b23dc15

5287173141 has 4 divisors (see below), whose sum is σ = 7049564192. Its totient is φ = 3524782092.

The previous prime is 5287173119. The next prime is 5287173167. The reversal of 5287173141 is 1413717825.

It is a happy number.

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 not a de Polignac number, because 5287173141 - 210 = 5287172117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5287173141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5287173181) 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, 881195521 + ... + 881195526.

It is an arithmetic number, because the mean of its divisors is an integer number (1762391048).

Almost surely, 25287173141 is an apocalyptic number.

It is an amenable number.

5287173141 is a deficient number, since it is larger than the sum of its proper divisors (1762391051).

5287173141 is a wasteful number, since it uses less digits than its factorization.

5287173141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762391050.

The product of its digits is 47040, while the sum is 39.

The square root of 5287173141 is about 72712.9502977289. The cubic root of 5287173141 is about 1742.1057367243.

The spelling of 5287173141 in words is "five billion, two hundred eighty-seven million, one hundred seventy-three thousand, one hundred forty-one".

Divisors: 1 3 1762391047 5287173141