Search a number
-
+
302230001 = 7317332389
BaseRepresentation
bin10010000000111…
…010100111110001
3210001200212121202
4102000322213301
51104332330001
645553500545
710326625013
oct2200724761
9701625552
10302230001
11145667967
1285271755
134a7cbb28
142c1d41b3
151b7ee96b
hex1203a9f1

302230001 has 8 divisors (see below), whose sum is σ = 306675240. Its totient is φ = 297793152.

The previous prime is 302229997. The next prime is 302230003. The reversal of 302230001 is 100032203.

It can be written as a sum of positive squares in 4 ways, for example, as 19149376 + 283080625 = 4376^2 + 16825^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 302230001 - 22 = 302229997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (302230003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125315 + ... + 127703.

It is an arithmetic number, because the mean of its divisors is an integer number (38334405).

Almost surely, 2302230001 is an apocalyptic number.

It is an amenable number.

302230001 is a deficient number, since it is larger than the sum of its proper divisors (4445239).

302230001 is a wasteful number, since it uses less digits than its factorization.

302230001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4195.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 302230001 is about 17384.7634726504. The cubic root of 302230001 is about 671.0875638934.

Adding to 302230001 its reverse (100032203), we get a palindrome (402262204).

The spelling of 302230001 in words is "three hundred two million, two hundred thirty thousand, one".

Divisors: 1 73 1733 2389 126509 174397 4140137 302230001