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30010017 = 347212837
BaseRepresentation
bin111001001111…
…0101010100001
32002110200000010
41302132222201
530140310032
62551115133
7513036522
oct162365241
962420003
1030010017
1115a37a74
12a072aa9
1362a970b
143db2849
15297bccc
hex1c9eaa1

30010017 has 8 divisors (see below), whose sum is σ = 40864896. Its totient is φ = 19580912.

The previous prime is 30009979. The next prime is 30010021. The reversal of 30010017 is 71001003.

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

It is a cyclic number.

It is not a de Polignac number, because 30010017 - 28 = 30009761 is a prime.

It is a super-2 number, since 2×300100172 = 1801202240680578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30009984 and 30010011.

It is not an unprimeable number, because it can be changed into a prime (30010417) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 106278 + ... + 106559.

It is an arithmetic number, because the mean of its divisors is an integer number (5108112).

Almost surely, 230010017 is an apocalyptic number.

It is an amenable number.

30010017 is a deficient number, since it is larger than the sum of its proper divisors (10854879).

30010017 is a wasteful number, since it uses less digits than its factorization.

30010017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212887.

The product of its (nonzero) digits is 21, while the sum is 12.

The square root of 30010017 is about 5478.1399215427. The cubic root of 30010017 is about 310.7578302447.

The spelling of 30010017 in words is "thirty million, ten thousand, seventeen".

Divisors: 1 3 47 141 212837 638511 10003339 30010017