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303253325 = 5234493517
BaseRepresentation
bin10010000100110…
…100011101001101
3210010121212100122
4102010310131031
51110113101300
650031434325
710341416324
oct2204643515
9703555318
10303253325
111461a6791
12856859a5
134aa9984b
142c3bd0bb
151b952c85
hex1213474d

303253325 has 12 divisors (see below), whose sum is σ = 376250100. Its totient is φ = 242463360.

The previous prime is 303253309. The next prime is 303253339. The reversal of 303253325 is 523352303.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 12823561 + 290429764 = 3581^2 + 17042^2 .

It is not a de Polignac number, because 303253325 - 24 = 303253309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 303253294 and 303253303.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 84467 + ... + 87983.

It is an arithmetic number, because the mean of its divisors is an integer number (31354175).

Almost surely, 2303253325 is an apocalyptic number.

It is an amenable number.

303253325 is a deficient number, since it is larger than the sum of its proper divisors (72996775).

303253325 is a wasteful number, since it uses less digits than its factorization.

303253325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6976 (or 6971 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 26.

The square root of 303253325 is about 17414.1702357592. The cubic root of 303253325 is about 671.8441249919.

The spelling of 303253325 in words is "three hundred three million, two hundred fifty-three thousand, three hundred twenty-five".

Divisors: 1 5 25 3449 3517 17245 17585 86225 87925 12130133 60650665 303253325