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302070122 = 2509296729
BaseRepresentation
bin10010000000010…
…011100101101010
3210001101202022022
4102000103211222
51104312220442
645550224442
710325360624
oct2200234552
9701352268
10302070122
11145568832
12851b5122
134a774123
142c191c14
151b7bc3d2
hex1201396a

302070122 has 8 divisors (see below), whose sum is σ = 453996900. Its totient is φ = 150737824.

The previous prime is 302070047. The next prime is 302070157. The reversal of 302070122 is 221070203.

It can be written as a sum of positive squares in 2 ways, for example, as 299670721 + 2399401 = 17311^2 + 1549^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 302070122.

It is an unprimeable number.

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, 147347 + ... + 149382.

Almost surely, 2302070122 is an apocalyptic number.

302070122 is a deficient number, since it is larger than the sum of its proper divisors (151926778).

302070122 is a wasteful number, since it uses less digits than its factorization.

302070122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297240.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 302070122 is about 17380.1646137199. The cubic root of 302070122 is about 670.9692084102.

The spelling of 302070122 in words is "three hundred two million, seventy thousand, one hundred twenty-two".

Divisors: 1 2 509 1018 296729 593458 151035061 302070122