Search a number
-
+
30343506 = 235057251
BaseRepresentation
bin111001111000…
…0000101010010
32010002121110120
41303300011102
530231443011
63002211110
7515626014
oct163600522
963077416
1030343506
1116145586
12a1b3a96
13639544b
14405c1b4
1529e5a06
hex1cf0152

30343506 has 8 divisors (see below), whose sum is σ = 60687024. Its totient is φ = 10114500.

The previous prime is 30343471. The next prime is 30343517. The reversal of 30343506 is 60534303.

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

30343506 is an admirable number.

It is an unprimeable number.

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, 2528620 + ... + 2528631.

It is an arithmetic number, because the mean of its divisors is an integer number (7585878).

Almost surely, 230343506 is an apocalyptic number.

30343506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30343506 is a wasteful number, since it uses less digits than its factorization.

30343506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5057256.

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 30343506 is about 5508.4939865629. The cubic root of 30343506 is about 311.9047005127.

Adding to 30343506 its reverse (60534303), we get a palindrome (90877809).

The spelling of 30343506 in words is "thirty million, three hundred forty-three thousand, five hundred six".

Divisors: 1 2 3 6 5057251 10114502 15171753 30343506