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30300050 = 2521189619
BaseRepresentation
bin111001110010…
…1011110010010
32010000101212002
41303211132102
530224100200
63001234002
7515355224
oct163453622
963011762
1030300050
1116115970
12a192902
13637b731
14404a414
1529d7bd5
hex1ce5792

30300050 has 48 divisors (see below), whose sum is σ = 62272800. Its totient is φ = 10876800.

The previous prime is 30299999. The next prime is 30300073. The reversal of 30300050 is 5000303.

It is a Harshad number since it is a multiple of its sum of digits (11).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48641 + ... + 49259.

It is an arithmetic number, because the mean of its divisors is an integer number (1297350).

Almost surely, 230300050 is an apocalyptic number.

30300050 is an abundant number, since it is smaller than the sum of its proper divisors (31972750).

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

30300050 is a wasteful number, since it uses less digits than its factorization.

30300050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731 (or 726 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 11.

The square root of 30300050 is about 5504.5481195099. The cubic root of 30300050 is about 311.7557328196.

Adding to 30300050 its reverse (5000303), we get a palindrome (35300353).

The spelling of 30300050 in words is "thirty million, three hundred thousand, fifty".

Divisors: 1 2 5 10 11 22 25 50 55 89 110 178 275 445 550 619 890 979 1238 1958 2225 3095 4450 4895 6190 6809 9790 13618 15475 24475 30950 34045 48950 55091 68090 110182 170225 275455 340450 550910 606001 1212002 1377275 2754550 3030005 6060010 15150025 30300050