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30013060 = 22571119489
BaseRepresentation
bin111001001111…
…1011010000100
32002110211011211
41302133122010
530140404220
62551141204
7513051430
oct162373204
962424154
1030013060
1115a3a290
12a074804
1362aac0c
143db39c0
15297cb5a
hex1c9f684

30013060 has 48 divisors (see below), whose sum is σ = 78583680. Its totient is φ = 9354240.

The previous prime is 30013051. The next prime is 30013063. The reversal of 30013060 is 6031003.

It is a self number, because there is not a number n which added to its sum of digits gives 30013060.

It is not an unprimeable number, because it can be changed into a prime (30013063) 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 15 ways as a sum of consecutive naturals, for example, 8205 + ... + 11284.

It is an arithmetic number, because the mean of its divisors is an integer number (1637160).

Almost surely, 230013060 is an apocalyptic number.

It is an amenable number.

30013060 is an abundant number, since it is smaller than the sum of its proper divisors (48570620).

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

30013060 is a wasteful number, since it uses less digits than its factorization.

30013060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19516 (or 19514 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 30013060 is about 5478.4176547613. The cubic root of 30013060 is about 310.7683334501.

Adding to 30013060 its reverse (6031003), we get a palindrome (36044063).

The spelling of 30013060 in words is "thirty million, thirteen thousand, sixty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 19489 38978 77956 97445 136423 194890 214379 272846 389780 428758 545692 682115 857516 1071895 1364230 1500653 2143790 2728460 3001306 4287580 6002612 7503265 15006530 30013060