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306244441 = 5310356099
BaseRepresentation
bin10010010000001…
…110101101011001
3210100020211101201
4102100032231121
51111344310231
650215514201
710406014636
oct2220165531
9710224351
10306244441
11147959a88
1286688961
134b5a6139
142c95b18d
151bd44161
hex1240eb59

306244441 has 8 divisors (see below), whose sum is σ = 315057600. Its totient is φ = 297543792.

The previous prime is 306244429. The next prime is 306244447. The reversal of 306244441 is 144442603.

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 306244441 - 217 = 306113369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (306244447) 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, 22591 + ... + 33508.

It is an arithmetic number, because the mean of its divisors is an integer number (39382200).

Almost surely, 2306244441 is an apocalyptic number.

It is an amenable number.

306244441 is a deficient number, since it is larger than the sum of its proper divisors (8813159).

306244441 is a wasteful number, since it uses less digits than its factorization.

306244441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56255.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 306244441 is about 17499.8411707078. The cubic root of 306244441 is about 674.0457965049.

The spelling of 306244441 in words is "three hundred six million, two hundred forty-four thousand, four hundred forty-one".

Divisors: 1 53 103 5459 56099 2973247 5778197 306244441