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2303233013 = 4793480541
BaseRepresentation
bin1000100101001000…
…1000101111110101
312221111221100201102
42021102020233311
514204111424023
61020314135445
7111035105024
oct21122105765
95844840642
102303233013
11a8212a064
12543421585
132a9237893
1417bc708bb
15d730e628
hex89488bf5

2303233013 has 4 divisors (see below), whose sum is σ = 2303718348. Its totient is φ = 2302747680.

The previous prime is 2303233007. The next prime is 2303233019. The reversal of 2303233013 is 3103323032.

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

It is an interprime number because it is at equal distance from previous prime (2303233007) and next prime (2303233019).

It can be written as a sum of positive squares in 2 ways, for example, as 1644951364 + 658281649 = 40558^2 + 25657^2 .

It is a cyclic number.

It is not a de Polignac number, because 2303233013 - 224 = 2286455797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303233019) 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, 235478 + ... + 245063.

It is an arithmetic number, because the mean of its divisors is an integer number (575929587).

Almost surely, 22303233013 is an apocalyptic number.

It is an amenable number.

2303233013 is a deficient number, since it is larger than the sum of its proper divisors (485335).

2303233013 is an equidigital number, since it uses as much as digits as its factorization.

2303233013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485334.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 2303233013 is about 47992.0098870635. The cubic root of 2303233013 is about 1320.6243245377.

Adding to 2303233013 its reverse (3103323032), we get a palindrome (5406556045).

The spelling of 2303233013 in words is "two billion, three hundred three million, two hundred thirty-three thousand, thirteen".

Divisors: 1 4793 480541 2303233013