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30254024 = 2321117923
BaseRepresentation
bin111001101101…
…0001111001000
32002221001201102
41303122033020
530221112044
63000240532
7515104103
oct163321710
962831642
1030254024
1116094329
12a170148
1363637b8
14403773a
1529c924e
hex1cda3c8

30254024 has 16 divisors (see below), whose sum is σ = 56998320. Its totient is φ = 15054480.

The previous prime is 30254017. The next prime is 30254083. The reversal of 30254024 is 42045203.

It is a junction number, because it is equal to n+sod(n) for n = 30253987 and 30254005.

It is an unprimeable number.

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, 7274 + ... + 10649.

It is an arithmetic number, because the mean of its divisors is an integer number (3562395).

Almost surely, 230254024 is an apocalyptic number.

It is an amenable number.

30254024 is a deficient number, since it is larger than the sum of its proper divisors (26744296).

30254024 is a wasteful number, since it uses less digits than its factorization.

30254024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18140 (or 18136 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 30254024 is about 5500.3658060169. The cubic root of 30254024 is about 311.5977997376.

Adding to 30254024 its reverse (42045203), we get a palindrome (72299227).

The spelling of 30254024 in words is "thirty million, two hundred fifty-four thousand, twenty-four".

Divisors: 1 2 4 8 211 422 844 1688 17923 35846 71692 143384 3781753 7563506 15127012 30254024