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13020341 = 312631597
BaseRepresentation
bin110001101010…
…110010110101
3220111111112212
4301222302311
511313122331
61143023205
7215446115
oct61526265
926444485
1013020341
117393414
12443ab05
13290b559
141a2d045
151222d2b
hexc6acb5

13020341 has 8 divisors (see below), whose sum is σ = 13499904. Its totient is φ = 12544560.

The previous prime is 13020331. The next prime is 13020347. The reversal of 13020341 is 14302031.

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 13020341 - 214 = 13003957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13020347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7355 + ... + 8951.

It is an arithmetic number, because the mean of its divisors is an integer number (1687488).

Almost surely, 213020341 is an apocalyptic number.

It is an amenable number.

13020341 is a deficient number, since it is larger than the sum of its proper divisors (479563).

13020341 is a wasteful number, since it uses less digits than its factorization.

13020341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 13020341 is about 3608.3709620825. The cubic root of 13020341 is about 235.2560420411.

Adding to 13020341 its reverse (14302031), we get a palindrome (27322372).

The spelling of 13020341 in words is "thirteen million, twenty thousand, three hundred forty-one".

Divisors: 1 31 263 1597 8153 49507 420011 13020341