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13020141 = 331713691
BaseRepresentation
bin110001101010…
…101111101101
3220111111021110
4301222233231
511313121031
61143022233
7215445411
oct61525755
926444243
1013020141
117393252
12443a979
13290b434
141a2cd41
151222c46
hexc6abed

13020141 has 8 divisors (see below), whose sum is σ = 17416224. Its totient is φ = 8652080.

The previous prime is 13020131. The next prime is 13020151. The reversal of 13020141 is 14102031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13020131) and next prime (13020151).

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 13020141 - 25 = 13020109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13020121) 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, 5895 + ... + 7796.

It is an arithmetic number, because the mean of its divisors is an integer number (2177028).

Almost surely, 213020141 is an apocalyptic number.

It is an amenable number.

13020141 is a deficient number, since it is larger than the sum of its proper divisors (4396083).

13020141 is a wasteful number, since it uses less digits than its factorization.

13020141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14011.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 13020141 is about 3608.3432486392. The cubic root of 13020141 is about 235.2548374784.

Adding to 13020141 its reverse (14102031), we get a palindrome (27122172).

The spelling of 13020141 in words is "thirteen million, twenty thousand, one hundred forty-one".

Divisors: 1 3 317 951 13691 41073 4340047 13020141