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30030006060 = 22325803920753
BaseRepresentation
bin11011111101111011…
…011000011100101100
32212111211202100221200
4123331323120130230
5443000140143220
621443503125500
72112112561035
oct337573303454
985454670850
1030030006060
111181017902a
1259a0ba3890
132aa766ca72
14164c419a8c
15bab5a4890
hex6fded872c

30030006060 has 72 divisors (see below), whose sum is σ = 91106739360. Its totient is φ = 8006619648.

The previous prime is 30030006059. The next prime is 30030006067. The reversal of 30030006060 is 6060003003.

30030006060 is a `hidden beast` number, since 30 + 0 + 30 + 0 + 0 + 606 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is not an unprimeable number, because it can be changed into a prime (30030006067) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1436644 + ... + 1457396.

It is an arithmetic number, because the mean of its divisors is an integer number (1265371380).

Almost surely, 230030006060 is an apocalyptic number.

30030006060 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30030006060 is an abundant number, since it is smaller than the sum of its proper divisors (61076733300).

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

30030006060 is a wasteful number, since it uses less digits than its factorization.

30030006060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28807 (or 28802 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 30030006060 its reverse (6060003003), we get a palindrome (36090009063).

The spelling of 30030006060 in words is "thirty billion, thirty million, six thousand, sixty", and thus it is an eban number.

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 8039 16078 20753 24117 32156 40195 41506 48234 62259 72351 80390 83012 96468 103765 120585 124518 144702 160780 186777 207530 241170 249036 289404 311295 361755 373554 415060 482340 622590 723510 747108 933885 1245180 1447020 1867770 3735540 166833367 333666734 500500101 667333468 834166835 1001000202 1501500303 1668333670 2002000404 2502500505 3003000606 3336667340 5005001010 6006001212 7507501515 10010002020 15015003030 30030006060