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3003012420 = 223550050207
BaseRepresentation
bin1011001011111110…
…0101010101000100
321202021200211121020
42302333211111010
522122232344140
61213552551140
7134263120152
oct26277452504
97667624536
103003012420
111301138751
126b98524b0
1338b1ca735
14206b8c3d2
1512898b6d0
hexb2fe5544

3003012420 has 24 divisors (see below), whose sum is σ = 8408434944. Its totient is φ = 800803296.

The previous prime is 3003012391. The next prime is 3003012431. The reversal of 3003012420 is 242103003.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 3003012420.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25025044 + ... + 25025163.

It is an arithmetic number, because the mean of its divisors is an integer number (350351456).

Almost surely, 23003012420 is an apocalyptic number.

3003012420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3003012420 is an abundant number, since it is smaller than the sum of its proper divisors (5405422524).

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

3003012420 is a wasteful number, since it uses less digits than its factorization.

3003012420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50050219 (or 50050217 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 3003012420 is about 54799.7483570865. The cubic root of 3003012420 is about 1442.7321489791.

Adding to 3003012420 its reverse (242103003), we get a palindrome (3245115423).

The spelling of 3003012420 in words is "three billion, three million, twelve thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 50050207 100100414 150150621 200200828 250251035 300301242 500502070 600602484 750753105 1001004140 1501506210 3003012420