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2031040302 = 231917816143
BaseRepresentation
bin111100100001111…
…0011011100101110
312020112202112111220
41321003303130232
513124421242202
6533312124210
7101221362204
oct17103633456
95215675456
102031040302
11952518705
12488236666
13264a249c5
14153a59074
15bd494abc
hex790f372e

2031040302 has 16 divisors (see below), whose sum is σ = 4275874560. Its totient is φ = 641381112.

The previous prime is 2031040301. The next prime is 2031040313. The reversal of 2031040302 is 2030401302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031040301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8907958 + ... + 8908185.

It is an arithmetic number, because the mean of its divisors is an integer number (267242160).

Almost surely, 22031040302 is an apocalyptic number.

2031040302 is an abundant number, since it is smaller than the sum of its proper divisors (2244834258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2031040302 is a wasteful number, since it uses less digits than its factorization.

2031040302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17816167.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2031040302 is about 45067.0644928200. The cubic root of 2031040302 is about 1266.4056722496.

Adding to 2031040302 its reverse (2030401302), we get a palindrome (4061441604).

The spelling of 2031040302 in words is "two billion, thirty-one million, forty thousand, three hundred two".

Divisors: 1 2 3 6 19 38 57 114 17816143 35632286 53448429 106896858 338506717 677013434 1015520151 2031040302