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30382010 = 253038201
BaseRepresentation
bin111001111100…
…1011110111010
32010011120021122
41303321132322
530234211020
63003105242
7516146201
oct163713672
963146248
1030382010
11161714aa
12a212222
1363a9b29
14406c238
152a02125
hex1cf97ba

30382010 has 8 divisors (see below), whose sum is σ = 54687636. Its totient is φ = 12152800.

The previous prime is 30382003. The next prime is 30382039. The reversal of 30382010 is 1028303.

It can be written as a sum of positive squares in 2 ways, for example, as 25633969 + 4748041 = 5063^2 + 2179^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 30382010.

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 3 ways as a sum of consecutive naturals, for example, 1519091 + ... + 1519110.

Almost surely, 230382010 is an apocalyptic number.

30382010 is a deficient number, since it is larger than the sum of its proper divisors (24305626).

30382010 is a wasteful number, since it uses less digits than its factorization.

30382010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3038208.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 30382010 is about 5511.9878446891. The cubic root of 30382010 is about 312.0365738957.

The spelling of 30382010 in words is "thirty million, three hundred eighty-two thousand, ten".

Divisors: 1 2 5 10 3038201 6076402 15191005 30382010