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30067342 = 246132611
BaseRepresentation
bin111001010110…
…0101010001110
32002120120122021
41302230222032
530144123332
62552240354
7513365614
oct162545216
962516567
1030067342
1115a77048
12a0a00ba
1362c9836
143dc96b4
15298dc97
hex1caca8e

30067342 has 8 divisors (see below), whose sum is σ = 45200232. Its totient is φ = 15000600.

The previous prime is 30067333. The next prime is 30067343. The reversal of 30067342 is 24376003.

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 (30067343) 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 3 ways as a sum of consecutive naturals, for example, 15384 + ... + 17227.

It is an arithmetic number, because the mean of its divisors is an integer number (5650029).

Almost surely, 230067342 is an apocalyptic number.

30067342 is a deficient number, since it is larger than the sum of its proper divisors (15132890).

30067342 is a wasteful number, since it uses less digits than its factorization.

30067342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33074.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 30067342 is about 5483.3695844800. The cubic root of 30067342 is about 310.9555737935.

The spelling of 30067342 in words is "thirty million, sixty-seven thousand, three hundred forty-two".

Divisors: 1 2 461 922 32611 65222 15033671 30067342