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30108484 = 2271075303
BaseRepresentation
bin111001011011…
…0101101000100
32002122200002001
41302312231010
530201432414
62553155044
7513626560
oct162665504
962580061
1030108484
1115aa4a4a
12a0bba84
136312493
143dda6a0
15299b074
hex1cb6b44

30108484 has 12 divisors (see below), whose sum is σ = 60217024. Its totient is φ = 12903624.

The previous prime is 30108469. The next prime is 30108497. The reversal of 30108484 is 48480103.

30108484 is an admirable number.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 1075303 = 30108484 / (3 + 0 + 1 + 0 + 8 + 4 + 8 + 4).

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, 537624 + ... + 537679.

Almost surely, 230108484 is an apocalyptic number.

It is an amenable number.

30108484 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

30108484 is a wasteful number, since it uses less digits than its factorization.

30108484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075314 (or 1075312 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 30108484 is about 5487.1198273776. The cubic root of 30108484 is about 311.0973389406.

Adding to 30108484 its reverse (48480103), we get a palindrome (78588587).

The spelling of 30108484 in words is "thirty million, one hundred eight thousand, four hundred eighty-four".

Divisors: 1 2 4 7 14 28 1075303 2150606 4301212 7527121 15054242 30108484