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13002030 = 2325731979
BaseRepresentation
bin110001100110…
…010100101110
3220110120102200
4301212110232
511312031110
61142402330
7215341536
oct61462456
926416380
1013002030
117380688
1244303a6
132903112
141a264c6
15121c6c0
hexc6652e

13002030 has 48 divisors (see below), whose sum is σ = 34285680. Its totient is φ = 3417984.

The previous prime is 13002029. The next prime is 13002037. The reversal of 13002030 is 3020031.

It is a happy number.

13002030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13002037) 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, 5581 + ... + 7559.

It is an arithmetic number, because the mean of its divisors is an integer number (714285).

Almost surely, 213002030 is an apocalyptic number.

13002030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13002030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17142840).

13002030 is an abundant number, since it is smaller than the sum of its proper divisors (21283650).

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

13002030 is a wasteful number, since it uses less digits than its factorization.

13002030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065 (or 2062 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 13002030 is about 3605.8327748247. The cubic root of 13002030 is about 235.1457071336.

Adding to 13002030 its reverse (3020031), we get a palindrome (16022061).

The spelling of 13002030 in words is "thirteen million, two thousand, thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 73 90 146 219 365 438 657 730 1095 1314 1979 2190 3285 3958 5937 6570 9895 11874 17811 19790 29685 35622 59370 89055 144467 178110 288934 433401 722335 866802 1300203 1444670 2167005 2600406 4334010 6501015 13002030