Search a number
-
+
30300001222 = 227754693143
BaseRepresentation
bin11100001110000001…
…010101001111000110
32220012122210112200111
4130032001111033012
5444023300014342
621530350103234
72121601521661
oct341601251706
986178715614
1030300001222
1111939619427
125a574aab1a
132b1b59360a
14167621c6d8
15bc5138217
hex70e0553c6

30300001222 has 8 divisors (see below), whose sum is σ = 45614082096. Its totient is φ = 15095307192.

The previous prime is 30300001217. The next prime is 30300001223. The reversal of 30300001222 is 22210000303.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30300001223) 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, 27346018 + ... + 27347125.

It is an arithmetic number, because the mean of its divisors is an integer number (5701760262).

Almost surely, 230300001222 is an apocalyptic number.

30300001222 is a deficient number, since it is larger than the sum of its proper divisors (15314080874).

30300001222 is a wasteful number, since it uses less digits than its factorization.

30300001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54693422.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 30300001222 its reverse (22210000303), we get a palindrome (52510001525).

The spelling of 30300001222 in words is "thirty billion, three hundred million, one thousand, two hundred twenty-two".

Divisors: 1 2 277 554 54693143 109386286 15150000611 30300001222