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471253313 = 985747809
BaseRepresentation
bin11100000101101…
…100000101000001
31012211202011000102
4130011230011001
51431120101223
6114432332145
714451405236
oct3405540501
91184664012
10471253313
11222012653
121119a4055
137682b71b
144683178d
152b58a928
hex1c16c141

471253313 has 4 divisors (see below), whose sum is σ = 471310980. Its totient is φ = 471195648.

The previous prime is 471253271. The next prime is 471253337. The reversal of 471253313 is 313352174.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 87759424 + 383493889 = 9368^2 + 19583^2 .

It is a cyclic number.

It is not a de Polignac number, because 471253313 - 216 = 471187777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (471253513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14048 + ... + 33761.

It is an arithmetic number, because the mean of its divisors is an integer number (117827745).

Almost surely, 2471253313 is an apocalyptic number.

It is an amenable number.

471253313 is a deficient number, since it is larger than the sum of its proper divisors (57667).

471253313 is an equidigital number, since it uses as much as digits as its factorization.

471253313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57666.

The product of its digits is 7560, while the sum is 29.

The square root of 471253313 is about 21708.3696532006. The cubic root of 471253313 is about 778.1884944731.

The spelling of 471253313 in words is "four hundred seventy-one million, two hundred fifty-three thousand, three hundred thirteen".

Divisors: 1 9857 47809 471253313