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301403141 = 1323184857
BaseRepresentation
bin10001111101110…
…000110000000101
3210000010212101022
4101331300300011
51104124400031
645524040525
710316612234
oct2175606005
9700125338
10301403141
11145152706
1284b33145
134a59c670
142c05ab1b
151b6d997b
hex11f70c05

301403141 has 4 divisors (see below), whose sum is σ = 324588012. Its totient is φ = 278218272.

The previous prime is 301403107. The next prime is 301403227. The reversal of 301403141 is 141304103.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 155500900 + 145902241 = 12470^2 + 12079^2 .

It is a cyclic number.

It is not a de Polignac number, because 301403141 - 26 = 301403077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (301403941) 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 3 ways as a sum of consecutive naturals, for example, 11592416 + ... + 11592441.

It is an arithmetic number, because the mean of its divisors is an integer number (81147003).

Almost surely, 2301403141 is an apocalyptic number.

It is an amenable number.

301403141 is a deficient number, since it is larger than the sum of its proper divisors (23184871).

301403141 is a wasteful number, since it uses less digits than its factorization.

301403141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23184870.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 301403141 is about 17360.9660157492. The cubic root of 301403141 is about 670.4750036234.

Adding to 301403141 its reverse (141304103), we get a palindrome (442707244).

The spelling of 301403141 in words is "three hundred one million, four hundred three thousand, one hundred forty-one".

Divisors: 1 13 23184857 301403141