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442303300143301 = 617250873772841
BaseRepresentation
bin110010010010001011100001…
…1000101101000100011000101
32011000001210010110202122201011
41210210113003011220203011
5430433144124314041201
64204411155255002221
7162110234050126612
oct14444270305504305
92130053113678634
10442303300143301
11118a2785a120303
1241735414369371
1315ca5039b0aa9c
147b31845b2b509
1536204cd0b7151
hex19245c31688c5

442303300143301 has 4 divisors (see below), whose sum is σ = 449554173916204. Its totient is φ = 435052426370400.

The previous prime is 442303300143247. The next prime is 442303300143343. The reversal of 442303300143301 is 103341003303244.

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 24741621069025 + 417561679074276 = 4974095^2 + 20434326^2 .

It is a cyclic number.

It is not a de Polignac number, because 442303300143301 - 217 = 442303300012229 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 (442303304143301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3625436886360 + ... + 3625436886481.

It is an arithmetic number, because the mean of its divisors is an integer number (112388543479051).

Almost surely, 2442303300143301 is an apocalyptic number.

It is an amenable number.

442303300143301 is a deficient number, since it is larger than the sum of its proper divisors (7250873772903).

442303300143301 is an equidigital number, since it uses as much as digits as its factorization.

442303300143301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7250873772902.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 442303300143301 its reverse (103341003303244), we get a palindrome (545644303446545).

The spelling of 442303300143301 in words is "four hundred forty-two trillion, three hundred three billion, three hundred million, one hundred forty-three thousand, three hundred one".

Divisors: 1 61 7250873772841 442303300143301