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30105063 = 3219176053
BaseRepresentation
bin111001011010…
…1110111100111
32002122111101100
41302311313213
530201330223
62553131143
7513613602
oct162656747
962574340
1030105063
1115aa241a
12a0b9ab3
136310a61
143dd9339
15299a043
hex1cb5de7

30105063 has 12 divisors (see below), whose sum is σ = 45774040. Its totient is φ = 19013616.

The previous prime is 30105059. The next prime is 30105067. The reversal of 30105063 is 36050103.

It is an interprime number because it is at equal distance from previous prime (30105059) and next prime (30105067).

It is not a de Polignac number, because 30105063 - 22 = 30105059 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30105067) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 87856 + ... + 88197.

Almost surely, 230105063 is an apocalyptic number.

30105063 is a deficient number, since it is larger than the sum of its proper divisors (15668977).

30105063 is a wasteful number, since it uses less digits than its factorization.

30105063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176078 (or 176075 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 18.

The square root of 30105063 is about 5486.8080884974. The cubic root of 30105063 is about 311.0855559461.

Adding to 30105063 its reverse (36050103), we get a palindrome (66155166).

The spelling of 30105063 in words is "thirty million, one hundred five thousand, sixty-three".

Divisors: 1 3 9 19 57 171 176053 528159 1584477 3345007 10035021 30105063