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2304200431 = 13177246187
BaseRepresentation
bin1000100101010111…
…0100111011101111
312221120202111202201
42021111310323233
514204333403211
61020351002331
7111046244341
oct21125647357
95846674681
102304200431
11a8272a985
125438093a7
132a94b6010
1417c043291
15d74510c1
hex89574eef

2304200431 has 4 divisors (see below), whose sum is σ = 2481446632. Its totient is φ = 2126954232.

The previous prime is 2304200411. The next prime is 2304200447. The reversal of 2304200431 is 1340024032.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2304200431 - 27 = 2304200303 is a prime.

It is a super-2 number, since 2×23042004312 = 10618679252441171522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2304200399 and 2304200408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2304200411) 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, 88623081 + ... + 88623106.

It is an arithmetic number, because the mean of its divisors is an integer number (620361658).

Almost surely, 22304200431 is an apocalyptic number.

2304200431 is a deficient number, since it is larger than the sum of its proper divisors (177246201).

2304200431 is a wasteful number, since it uses less digits than its factorization.

2304200431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177246200.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2304200431 is about 48002.0877775123. The cubic root of 2304200431 is about 1320.8091975550.

Adding to 2304200431 its reverse (1340024032), we get a palindrome (3644224463).

The spelling of 2304200431 in words is "two billion, three hundred four million, two hundred thousand, four hundred thirty-one".

Divisors: 1 13 177246187 2304200431