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420102301 = 1736193923
BaseRepresentation
bin11001000010100…
…100000010011101
31002021111102000111
4121002210002131
51330021233201
6105404130021
713260545023
oct3102440235
91067442014
10420102301
111a6156093
12b8836911
136905c458
143db18713
1526d34b51
hex190a409d

420102301 has 8 divisors (see below), whose sum is σ = 423321120. Its totient is φ = 416892912.

The previous prime is 420102281. The next prime is 420102307. The reversal of 420102301 is 103201024.

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 420102301 - 25 = 420102269 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 (420102307) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 105126 + ... + 109048.

It is an arithmetic number, because the mean of its divisors is an integer number (52915140).

Almost surely, 2420102301 is an apocalyptic number.

It is an amenable number.

420102301 is a deficient number, since it is larger than the sum of its proper divisors (3218819).

420102301 is a wasteful number, since it uses less digits than its factorization.

420102301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4715.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 420102301 is about 20496.3972687885. The cubic root of 420102301 is about 748.9480368917.

Adding to 420102301 its reverse (103201024), we get a palindrome (523303325).

The spelling of 420102301 in words is "four hundred twenty million, one hundred two thousand, three hundred one".

Divisors: 1 173 619 3923 107087 678679 2428337 420102301