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30060017 = 138925981
BaseRepresentation
bin111001010101…
…0110111110001
32002120012120222
41302222313301
530143410032
62552142425
7513335351
oct162526761
962505528
1030060017
1115a71599
12a097a15
1362c63c0
143dc6b61
15298ba12
hex1caadf1

30060017 has 8 divisors (see below), whose sum is σ = 32737320. Its totient is φ = 27434880.

The previous prime is 30059999. The next prime is 30060047. The reversal of 30060017 is 71006003.

It can be written as a sum of positive squares in 4 ways, for example, as 73441 + 29986576 = 271^2 + 5476^2 .

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 30060017 - 222 = 25865713 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30059977 and 30060004.

It is not an unprimeable number, because it can be changed into a prime (30060047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11834 + ... + 14147.

It is an arithmetic number, because the mean of its divisors is an integer number (4092165).

Almost surely, 230060017 is an apocalyptic number.

It is an amenable number.

30060017 is a deficient number, since it is larger than the sum of its proper divisors (2677303).

30060017 is a wasteful number, since it uses less digits than its factorization.

30060017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26083.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 30060017 is about 5482.7016150799. The cubic root of 30060017 is about 310.9303200972.

The spelling of 30060017 in words is "thirty million, sixty thousand, seventeen".

Divisors: 1 13 89 1157 25981 337753 2312309 30060017