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301242101 = 10918115269
BaseRepresentation
bin10001111101001…
…001011011110101
3202222211200110212
4101331021123311
51104104221401
645520355205
710315341566
oct2175113365
9688750425
10301242101
11145052716
1284a75b05
134a544284
142c01816d
151b6a6dbb
hex11f496f5

301242101 has 8 divisors (see below), whose sum is σ = 305705400. Its totient is φ = 296809920.

The previous prime is 301242059. The next prime is 301242113. The reversal of 301242101 is 101242103.

It can be written as a sum of positive squares in 4 ways, for example, as 5058001 + 296184100 = 2249^2 + 17210^2 .

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 301242101 - 26 = 301242037 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 (301242121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12095 + ... + 27363.

It is an arithmetic number, because the mean of its divisors is an integer number (38213175).

Almost surely, 2301242101 is an apocalyptic number.

It is an amenable number.

301242101 is a deficient number, since it is larger than the sum of its proper divisors (4463299).

301242101 is a wasteful number, since it uses less digits than its factorization.

301242101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15559.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 301242101 is about 17356.3274053009. The cubic root of 301242101 is about 670.3555705279.

Adding to 301242101 its reverse (101242103), we get a palindrome (402484204).

The spelling of 301242101 in words is "three hundred one million, two hundred forty-two thousand, one hundred one".

Divisors: 1 109 181 15269 19729 1664321 2763689 301242101