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13003030 = 251968437
BaseRepresentation
bin110001100110…
…100100010110
3220110121210201
4301212210112
511312044110
61142411114
7215344465
oct61464426
926417721
1013003030
117381407
124430a9a
132903701
141a269dc
15121cb3a
hexc66916

13003030 has 16 divisors (see below), whose sum is σ = 24637680. Its totient is φ = 4927392.

The previous prime is 13003019. The next prime is 13003037. The reversal of 13003030 is 3030031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

13003030 is a modest number, since divided by 3030 gives 1300 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 13002998 and 13003016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13003037) 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 7 ways as a sum of consecutive naturals, for example, 34029 + ... + 34408.

It is an arithmetic number, because the mean of its divisors is an integer number (1539855).

Almost surely, 213003030 is an apocalyptic number.

13003030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13003030 is a deficient number, since it is larger than the sum of its proper divisors (11634650).

13003030 is a wasteful number, since it uses less digits than its factorization.

13003030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68463.

The product of its (nonzero) digits is 27, while the sum is 10.

The square root of 13003030 is about 3605.9714363816. The cubic root of 13003030 is about 235.1517354148.

Adding to 13003030 its reverse (3030031), we get a palindrome (16033061).

The spelling of 13003030 in words is "thirteen million, three thousand, thirty".

Divisors: 1 2 5 10 19 38 95 190 68437 136874 342185 684370 1300303 2600606 6501515 13003030