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5130971 = 79107607
BaseRepresentation
bin10011100100101011011011
3100122200100222
4103210223123
52303142341
6301550255
761420046
oct23445333
910580328
105130971
112994a7a
12187538b
1310a85a1
14977c5d
156b544b
hex4e4adb

5130971 has 8 divisors (see below), whose sum is σ = 5253120. Its totient is φ = 5010408.

The previous prime is 5130959. The next prime is 5130989. The reversal of 5130971 is 1790315.

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

It is a cyclic number.

It is not a de Polignac number, because 5130971 - 210 = 5129947 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 5130971.

It is not an unprimeable number, because it can be changed into a prime (5130271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8150 + ... + 8756.

It is an arithmetic number, because the mean of its divisors is an integer number (656640).

Almost surely, 25130971 is an apocalyptic number.

5130971 is a deficient number, since it is larger than the sum of its proper divisors (122149).

5130971 is a wasteful number, since it uses less digits than its factorization.

5130971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793.

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 5130971 is about 2265.1646739255. The cubic root of 5130971 is about 172.4777931225.

The spelling of 5130971 in words is "five million, one hundred thirty thousand, nine hundred seventy-one".

Divisors: 1 79 107 607 8453 47953 64949 5130971