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301021429 is a prime number
BaseRepresentation
bin10001111100010…
…011100011110101
3202222102110202211
4101330103203311
51104030141204
645511533421
710313432332
oct2174234365
9688373684
10301021429
11144a11945
128498a271
134a4979b7
142bd9b989
151b661804
hex11f138f5

301021429 has 2 divisors, whose sum is σ = 301021430. Its totient is φ = 301021428.

The previous prime is 301021393. The next prime is 301021433. The reversal of 301021429 is 924120103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 299636100 + 1385329 = 17310^2 + 1177^2 .

It is a cyclic number.

It is not a de Polignac number, because 301021429 - 29 = 301020917 is a prime.

It is a super-2 number, since 2×3010214292 = 181227801434404082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (301021489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150510714 + 150510715.

It is an arithmetic number, because the mean of its divisors is an integer number (150510715).

Almost surely, 2301021429 is an apocalyptic number.

It is an amenable number.

301021429 is a deficient number, since it is larger than the sum of its proper divisors (1).

301021429 is an equidigital number, since it uses as much as digits as its factorization.

301021429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 301021429 is about 17349.9691354192. The cubic root of 301021429 is about 670.1918430366.

The spelling of 301021429 in words is "three hundred one million, twenty-one thousand, four hundred twenty-nine".