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2234784729 = 3744928243
BaseRepresentation
bin1000010100110100…
…0001101111011001
312202202010211022210
42011031001233121
514034101102404
61005431105333
7106244233242
oct20515015731
95682124283
102234784729
11a47528931
12524512249
13297cc0438
14172b33cc9
15d12dd689
hex85341bd9

2234784729 has 4 divisors (see below), whose sum is σ = 2979712976. Its totient is φ = 1489856484.

The previous prime is 2234784707. The next prime is 2234784751. The reversal of 2234784729 is 9274874322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2234784707) and next prime (2234784751).

It is a de Polignac number, because none of the positive numbers 2k-2234784729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2234784779) 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, 372464119 + ... + 372464124.

It is an arithmetic number, because the mean of its divisors is an integer number (744928244).

Almost surely, 22234784729 is an apocalyptic number.

It is an amenable number.

2234784729 is a deficient number, since it is larger than the sum of its proper divisors (744928247).

2234784729 is an equidigital number, since it uses as much as digits as its factorization.

2234784729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744928246.

The product of its digits is 1354752, while the sum is 48.

The square root of 2234784729 is about 47273.5098020022. The cubic root of 2234784729 is about 1307.4102887191.

The spelling of 2234784729 in words is "two billion, two hundred thirty-four million, seven hundred eighty-four thousand, seven hundred twenty-nine".

Divisors: 1 3 744928243 2234784729