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30034067 = 7231011847
BaseRepresentation
bin111001010010…
…0100010010011
32002111212222212
41302210202103
530142042232
62551422335
7513166610
oct162444223
962455885
1030034067
1115a54048
12a0849ab
1362b764b
143dbb507
152983eb2
hex1ca4893

30034067 has 16 divisors (see below), whose sum is σ = 36191232. Its totient is φ = 24367200.

The previous prime is 30034063. The next prime is 30034073. The reversal of 30034067 is 76043003.

It is a cyclic number.

It is not a de Polignac number, because 30034067 - 22 = 30034063 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (30034063) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 15338 + ... + 17184.

It is an arithmetic number, because the mean of its divisors is an integer number (2261952).

Almost surely, 230034067 is an apocalyptic number.

30034067 is a deficient number, since it is larger than the sum of its proper divisors (6157165).

30034067 is a wasteful number, since it uses less digits than its factorization.

30034067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 30034067 is about 5480.3345700787. The cubic root of 30034067 is about 310.8408217586.

The spelling of 30034067 in words is "thirty million, thirty-four thousand, sixty-seven".

Divisors: 1 7 23 101 161 707 1847 2323 12929 16261 42481 186547 297367 1305829 4290581 30034067