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30342282 = 235057047
BaseRepresentation
bin111001110111…
…1110010001010
32010002112210020
41303233302022
530231423112
63002201310
7515622315
oct163576212
963075706
1030342282
1116144673
12a1b3236
136394a19
14405b97c
1529e548c
hex1cefc8a

30342282 has 8 divisors (see below), whose sum is σ = 60684576. Its totient is φ = 10114092.

The previous prime is 30342281. The next prime is 30342329. The reversal of 30342282 is 28224303.

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

30342282 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (30342281) 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, 2528518 + ... + 2528529.

It is an arithmetic number, because the mean of its divisors is an integer number (7585572).

Almost surely, 230342282 is an apocalyptic number.

30342282 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.

30342282 is a wasteful number, since it uses less digits than its factorization.

30342282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5057052.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 30342282 is about 5508.3828842955. The cubic root of 30342282 is about 311.9005065732.

Adding to 30342282 its reverse (28224303), we get a palindrome (58566585).

The spelling of 30342282 in words is "thirty million, three hundred forty-two thousand, two hundred eighty-two".

Divisors: 1 2 3 6 5057047 10114094 15171141 30342282