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30036524 = 2271072733
BaseRepresentation
bin111001010010…
…1001000101100
32002112000100212
41302211020230
530142132044
62551441552
7513210020
oct162451054
962460325
1030036524
1115a55981
12a0862b8
1362b87bb
143dbc380
152984a9e
hex1ca522c

30036524 has 12 divisors (see below), whose sum is σ = 60073104. Its totient is φ = 12872784.

The previous prime is 30036497. The next prime is 30036527. The reversal of 30036524 is 42563003.

30036524 is nontrivially palindromic in base 6.

30036524 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 30036524.

It is not an unprimeable number, because it can be changed into a prime (30036527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536339 + ... + 536394.

It is an arithmetic number, because the mean of its divisors is an integer number (5006092).

Almost surely, 230036524 is an apocalyptic number.

It is an amenable number.

30036524 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

30036524 is a wasteful number, since it uses less digits than its factorization.

30036524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072744 (or 1072742 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 30036524 is about 5480.5587306405. The cubic root of 30036524 is about 310.8492978565.

Adding to 30036524 its reverse (42563003), we get a palindrome (72599527).

The spelling of 30036524 in words is "thirty million, thirty-six thousand, five hundred twenty-four".

Divisors: 1 2 4 7 14 28 1072733 2145466 4290932 7509131 15018262 30036524