Search a number
-
+
303030342 = 23354710259
BaseRepresentation
bin10010000011111…
…110000001000110
3210010012112111000
4102003332001012
51110033432332
650022554130
710336500246
oct2203760106
9703175430
10303030342
111460641aa
1285598946
134aa1c1c4
142c361b26
151b90bb7c
hex120fe046

303030342 has 32 divisors (see below), whose sum is σ = 674697600. Its totient is φ = 100815624.

The previous prime is 303030341. The next prime is 303030349. The reversal of 303030342 is 243030303.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303030341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24409 + ... + 34667.

It is an arithmetic number, because the mean of its divisors is an integer number (21084300).

Almost surely, 2303030342 is an apocalyptic number.

303030342 is an abundant number, since it is smaller than the sum of its proper divisors (371667258).

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

303030342 is a wasteful number, since it uses less digits than its factorization.

303030342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10817 (or 10811 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

The square root of 303030342 is about 17407.7667148891. The cubic root of 303030342 is about 671.6794150066.

Adding to 303030342 its reverse (243030303), we get a palindrome (546060645).

The spelling of 303030342 in words is "three hundred three million, thirty thousand, three hundred forty-two".

Divisors: 1 2 3 6 9 18 27 54 547 1094 1641 3282 4923 9846 10259 14769 20518 29538 30777 61554 92331 184662 276993 553986 5611673 11223346 16835019 33670038 50505057 101010114 151515171 303030342