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13066701 = 34355567
BaseRepresentation
bin110001110110…
…000111001101
3220120212010220
4301312013031
511321113301
61144021553
7216031224
oct61660715
926525126
1013066701
11741522a
1244618b9
13292669b
141a41cbb
151231936
hexc761cd

13066701 has 4 divisors (see below), whose sum is σ = 17422272. Its totient is φ = 8711132.

The previous prime is 13066657. The next prime is 13066709. The reversal of 13066701 is 10766031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10766031 = 33588677.

It is a cyclic number.

It is not a de Polignac number, because 13066701 - 221 = 10969549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13066709) 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 3 ways as a sum of consecutive naturals, for example, 2177781 + ... + 2177786.

It is an arithmetic number, because the mean of its divisors is an integer number (4355568).

Almost surely, 213066701 is an apocalyptic number.

It is an amenable number.

13066701 is a deficient number, since it is larger than the sum of its proper divisors (4355571).

13066701 is an equidigital number, since it uses as much as digits as its factorization.

13066701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4355570.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 13066701 is about 3614.7892054724. The cubic root of 13066701 is about 235.5349274966.

The spelling of 13066701 in words is "thirteen million, sixty-six thousand, seven hundred one".

Divisors: 1 3 4355567 13066701