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13036997 = 73271659
BaseRepresentation
bin110001101110…
…110111000101
3220112100101202
4301232313011
511314140442
61143232245
7215545511
oct61566705
926470352
1013036997
1173a4986
124448685
132915ccc
141a35141
151227c32
hexc6edc5

13036997 has 8 divisors (see below), whose sum is σ = 13284480. Its totient is φ = 12791520.

The previous prime is 13036973. The next prime is 13036999. The reversal of 13036997 is 79963031.

13036997 is digitally balanced in base 3, 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 13036997 - 210 = 13035973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13036997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13036999) 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, 19454 + ... + 20112.

It is an arithmetic number, because the mean of its divisors is an integer number (1660560).

Almost surely, 213036997 is an apocalyptic number.

It is an amenable number.

13036997 is a deficient number, since it is larger than the sum of its proper divisors (247483).

13036997 is an equidigital number, since it uses as much as digits as its factorization.

13036997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 13036997 is about 3610.6781911436. The cubic root of 13036997 is about 235.3563147597.

The spelling of 13036997 in words is "thirteen million, thirty-six thousand, nine hundred ninety-seven".

Divisors: 1 73 271 659 19783 48107 178589 13036997