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303201313 = 3474012179
BaseRepresentation
bin10010000100100…
…111110000100001
3210010112020000021
4102010213300201
51110104420223
650030353441
710341111562
oct2204476041
9703466007
10303201313
111461706a8
128565b881
134aa7bc7c
142c3a8169
151b94265d
hex12127c21

303201313 has 8 divisors (see below), whose sum is σ = 304973280. Its totient is φ = 301435200.

The previous prime is 303201257. The next prime is 303201317. The reversal of 303201313 is 313102303.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-303201313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (303201317) 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 7 ways as a sum of consecutive naturals, for example, 138058 + ... + 140236.

It is an arithmetic number, because the mean of its divisors is an integer number (38121660).

Almost surely, 2303201313 is an apocalyptic number.

It is an amenable number.

303201313 is a deficient number, since it is larger than the sum of its proper divisors (1771967).

303201313 is a wasteful number, since it uses less digits than its factorization.

303201313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2927.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 303201313 is about 17412.6767902009. The cubic root of 303201313 is about 671.8057127122.

Adding to 303201313 its reverse (313102303), we get a palindrome (616303616).

The spelling of 303201313 in words is "three hundred three million, two hundred one thousand, three hundred thirteen".

Divisors: 1 347 401 2179 139147 756113 873779 303201313