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105242301 = 3317322531
BaseRepresentation
bin1100100010111…
…01111010111101
321100000212022000
412101131322331
5203420223201
614235412513
72415354603
oct621357275
9240025260
10105242301
115445210a
122b2b4139
1318a5a968
14dd97873
15938cd86
hex645debd

105242301 has 16 divisors (see below), whose sum is σ = 156822720. Its totient is φ = 69752880.

The previous prime is 105242297. The next prime is 105242309. The reversal of 105242301 is 103242501.

It is not a de Polignac number, because 105242301 - 22 = 105242297 is a prime.

It is a super-2 number, since 2×1052423012 = 22151883839549202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105242309) 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 15 ways as a sum of consecutive naturals, for example, 6595 + ... + 15936.

It is an arithmetic number, because the mean of its divisors is an integer number (9801420).

Almost surely, 2105242301 is an apocalyptic number.

It is an amenable number.

105242301 is a deficient number, since it is larger than the sum of its proper divisors (51580419).

105242301 is a wasteful number, since it uses less digits than its factorization.

105242301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22713 (or 22707 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 105242301 is about 10258.7670311787. The cubic root of 105242301 is about 472.1320087649.

Adding to 105242301 its reverse (103242501), we get a palindrome (208484802).

The spelling of 105242301 in words is "one hundred five million, two hundred forty-two thousand, three hundred one".

Divisors: 1 3 9 27 173 519 1557 4671 22531 67593 202779 608337 3897863 11693589 35080767 105242301