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30034270 = 2571133797
BaseRepresentation
bin111001010010…
…0100101011110
32002111220021101
41302210211132
530142044040
62551423314
7513200320
oct162444536
962456241
1030034270
1115a54212
12a084b3a
1362b7776
143dbb610
15298409a
hex1ca495e

30034270 has 32 divisors (see below), whose sum is σ = 62347968. Its totient is φ = 10203648.

The previous prime is 30034261. The next prime is 30034271. The reversal of 30034270 is 7243003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30034271) 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 15 ways as a sum of consecutive naturals, for example, 6012 + ... + 9808.

It is an arithmetic number, because the mean of its divisors is an integer number (1948374).

Almost surely, 230034270 is an apocalyptic number.

30034270 is an abundant number, since it is smaller than the sum of its proper divisors (32313698).

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

30034270 is a wasteful number, since it uses less digits than its factorization.

30034270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3924.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 30034270 is about 5480.3530908145. The cubic root of 30034270 is about 310.8415220805.

Adding to 30034270 its reverse (7243003), we get a palindrome (37277273).

The spelling of 30034270 in words is "thirty million, thirty-four thousand, two hundred seventy".

Divisors: 1 2 5 7 10 14 35 70 113 226 565 791 1130 1582 3797 3955 7594 7910 18985 26579 37970 53158 132895 265790 429061 858122 2145305 3003427 4290610 6006854 15017135 30034270