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2020302430 = 25202030243
BaseRepresentation
bin111100001101011…
…0101111001011110
312012210112222220221
41320122311321132
513114144134210
6532250031554
7101031200356
oct17032657136
95183488827
102020302430
11947454133
124847185ba
13262735333
14152461b66
15bc5731da
hex786b5e5e

2020302430 has 8 divisors (see below), whose sum is σ = 3636544392. Its totient is φ = 808120968.

The previous prime is 2020302409. The next prime is 2020302437. The reversal of 2020302430 is 342030202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020302437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101015112 + ... + 101015131.

It is an arithmetic number, because the mean of its divisors is an integer number (454568049).

Almost surely, 22020302430 is an apocalyptic number.

2020302430 is a deficient number, since it is larger than the sum of its proper divisors (1616241962).

2020302430 is a wasteful number, since it uses less digits than its factorization.

2020302430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202030250.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 2020302430 is about 44947.7744721582. The cubic root of 2020302430 is about 1264.1699481572.

Adding to 2020302430 its reverse (342030202), we get a palindrome (2362332632).

The spelling of 2020302430 in words is "two billion, twenty million, three hundred two thousand, four hundred thirty".

Divisors: 1 2 5 10 202030243 404060486 1010151215 2020302430