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30015036330 = 2351815527631
BaseRepresentation
bin11011111101000010…
…010001101110101010
32212110210120211100020
4123331002101232222
5442432322130310
621442210221310
72111541412356
oct337502215652
985423524306
1030015036330
1111802784054
125997b84836
132aa452b136
14164a440466
15baa0e9170
hex6fd091baa

30015036330 has 32 divisors (see below), whose sum is σ = 72434089728. Its totient is φ = 7959787200.

The previous prime is 30015036323. The next prime is 30015036407. The reversal of 30015036330 is 3363051003.

It is a self number, because there is not a number n which added to its sum of digits gives 30015036330.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2758386 + ... + 2769245.

It is an arithmetic number, because the mean of its divisors is an integer number (2263565304).

Almost surely, 230015036330 is an apocalyptic number.

30015036330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30015036330 is an abundant number, since it is smaller than the sum of its proper divisors (42419053398).

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

30015036330 is a wasteful number, since it uses less digits than its factorization.

30015036330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5527822.

The product of its (nonzero) digits is 2430, while the sum is 24.

Adding to 30015036330 its reverse (3363051003), we get a palindrome (33378087333).

The spelling of 30015036330 in words is "thirty billion, fifteen million, thirty-six thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 181 362 543 905 1086 1810 2715 5430 5527631 11055262 16582893 27638155 33165786 55276310 82914465 165828930 1000501211 2001002422 3001503633 5002506055 6003007266 10005012110 15007518165 30015036330