Search a number
-
+
2280730029 = 31693449051
BaseRepresentation
bin1000011111110001…
…0010110110101101
312212221121002102120
42013330102312231
514132331330104
61014151543153
7110342612454
oct20774226655
95787532376
102280730029
11a7045a256
1253798aab9
132a46890c6
14178c93b9b
15d5366cd9
hex87f12dad

2280730029 has 8 divisors (see below), whose sum is σ = 3042776352. Its totient is φ = 1519585200.

The previous prime is 2280729991. The next prime is 2280730033. The reversal of 2280730029 is 9200370822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2280730029 - 225 = 2247175597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2280730069) 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, 219447 + ... + 229604.

It is an arithmetic number, because the mean of its divisors is an integer number (380347044).

Almost surely, 22280730029 is an apocalyptic number.

It is an amenable number.

2280730029 is a deficient number, since it is larger than the sum of its proper divisors (762046323).

2280730029 is a wasteful number, since it uses less digits than its factorization.

2280730029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450747.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 2280730029 is about 47756.9893209361. The cubic root of 2280730029 is about 1316.3093319539.

The spelling of 2280730029 in words is "two billion, two hundred eighty million, seven hundred thirty thousand, twenty-nine".

Divisors: 1 3 1693 5079 449051 1347153 760243343 2280730029