Search a number
-
+
13030501 = 119191289
BaseRepresentation
bin110001101101…
…010001100101
3220112000111011
4301231101211
511313434001
61143142221
7215520541
oct61552145
926460434
1013030501
1173a0010
124444971
132913073
141a32a21
151225d51
hexc6d465

13030501 has 8 divisors (see below), whose sum is σ = 14241600. Its totient is φ = 11823840.

The previous prime is 13030499. The next prime is 13030513. The reversal of 13030501 is 10503031.

13030501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13030501 - 21 = 13030499 is a prime.

It is a super-2 number, since 2×130305012 = 339587912622002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13030201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9465 + ... + 10753.

It is an arithmetic number, because the mean of its divisors is an integer number (1780200).

Almost surely, 213030501 is an apocalyptic number.

13030501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13030501 is a deficient number, since it is larger than the sum of its proper divisors (1211099).

13030501 is a wasteful number, since it uses less digits than its factorization.

13030501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2219.

The product of its (nonzero) digits is 45, while the sum is 13.

The square root of 13030501 is about 3609.7785250622. The cubic root of 13030501 is about 235.3172176010.

Adding to 13030501 its reverse (10503031), we get a palindrome (23533532).

It can be divided in two parts, 13030 and 501, that added together give a palindrome (13531).

The spelling of 13030501 in words is "thirteen million, thirty thousand, five hundred one".

Divisors: 1 11 919 1289 10109 14179 1184591 13030501