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30254030 = 253738111
BaseRepresentation
bin111001101101…
…0001111001110
32002221001201122
41303122033032
530221112110
63000240542
7515104112
oct163321716
962831648
1030254030
1116094334
12a170152
1363637c1
144037742
1529c9255
hex1cda3ce

30254030 has 16 divisors (see below), whose sum is σ = 54609984. Its totient is φ = 12067680.

The previous prime is 30254017. The next prime is 30254083. The reversal of 30254030 is 3045203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326 + ... + 7785.

It is an arithmetic number, because the mean of its divisors is an integer number (3413124).

Almost surely, 230254030 is an apocalyptic number.

30254030 is a deficient number, since it is larger than the sum of its proper divisors (24355954).

30254030 is a wasteful number, since it uses less digits than its factorization.

30254030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8491.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 30254030 is about 5500.3663514351. The cubic root of 30254030 is about 311.5978203364.

Adding to 30254030 its reverse (3045203), we get a palindrome (33299233).

The spelling of 30254030 in words is "thirty million, two hundred fifty-four thousand, thirty".

Divisors: 1 2 5 10 373 746 1865 3730 8111 16222 40555 81110 3025403 6050806 15127015 30254030