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13330867 = 111211897
BaseRepresentation
bin110010110110…
…100110110011
3221002021111211
4302312212303
511403041432
61153420551
7221211334
oct62664663
927067454
1013330867
117585750
12456a757
1329b99b4
141ab028b
151284d47
hexcb69b3

13330867 has 4 divisors (see below), whose sum is σ = 14542776. Its totient is φ = 12118960.

The previous prime is 13330853. The next prime is 13330897. The reversal of 13330867 is 76803331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13330867 - 27 = 13330739 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a pancake number, because a pancake can be divided into 13330867 parts by 5163 straight cuts.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13330897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605938 + ... + 605959.

It is an arithmetic number, because the mean of its divisors is an integer number (3635694).

Almost surely, 213330867 is an apocalyptic number.

13330867 is a deficient number, since it is larger than the sum of its proper divisors (1211909).

13330867 is a wasteful number, since it uses less digits than its factorization.

13330867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211908.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 13330867 is about 3651.1459844821. The cubic root of 13330867 is about 237.1115985902. Note that the first 3 decimals are identical.

The spelling of 13330867 in words is "thirteen million, three hundred thirty thousand, eight hundred sixty-seven".

Divisors: 1 11 1211897 13330867