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2303230343 = 3174297753
BaseRepresentation
bin1000100101001000…
…1000000110000111
312221111221020001112
42021102020012013
514204111332333
61020314115235
7111035064161
oct21122100607
95844836045
102303230343
11a82128057
1254341bb1b
132a92365bb
1417bc6d931
15d730d948
hex89488187

2303230343 has 4 divisors (see below), whose sum is σ = 2377528128. Its totient is φ = 2228932560.

The previous prime is 2303230339. The next prime is 2303230379. The reversal of 2303230343 is 3430323032.

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

It is a cyclic number.

It is not a de Polignac number, because 2303230343 - 22 = 2303230339 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303230393) 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 3 ways as a sum of consecutive naturals, for example, 37148846 + ... + 37148907.

It is an arithmetic number, because the mean of its divisors is an integer number (594382032).

Almost surely, 22303230343 is an apocalyptic number.

2303230343 is a deficient number, since it is larger than the sum of its proper divisors (74297785).

2303230343 is an equidigital number, since it uses as much as digits as its factorization.

2303230343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74297784.

The product of its (nonzero) digits is 3888, while the sum is 23.

The square root of 2303230343 is about 47991.9820699250. The cubic root of 2303230343 is about 1320.6238142306.

Adding to 2303230343 its reverse (3430323032), we get a palindrome (5733553375).

The spelling of 2303230343 in words is "two billion, three hundred three million, two hundred thirty thousand, three hundred forty-three".

Divisors: 1 31 74297753 2303230343