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30004024 = 234387221
BaseRepresentation
bin111001001110…
…1001100111000
32002110100210011
41302131030320
530140112044
62551031304
7513013201
oct162351470
962410704
1030004024
1115a33516
12a06b534
1362a6a7b
143db05a8
15297a134
hex1c9d338

30004024 has 16 divisors (see below), whose sum is σ = 57566520. Its totient is φ = 14652960.

The previous prime is 30003971. The next prime is 30004027. The reversal of 30004024 is 42040003.

It is a junction number, because it is equal to n+sod(n) for n = 30003995 and 30004013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30004027) 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, 43267 + ... + 43954.

Almost surely, 230004024 is an apocalyptic number.

It is an amenable number.

30004024 is a deficient number, since it is larger than the sum of its proper divisors (27562496).

30004024 is a wasteful number, since it uses less digits than its factorization.

30004024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87270 (or 87266 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 30004024 is about 5477.5929019963. The cubic root of 30004024 is about 310.7371427561.

Adding to 30004024 its reverse (42040003), we get a palindrome (72044027).

The spelling of 30004024 in words is "thirty million, four thousand, twenty-four".

Divisors: 1 2 4 8 43 86 172 344 87221 174442 348884 697768 3750503 7501006 15002012 30004024