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13307377 = 15118807
BaseRepresentation
bin110010110000…
…110111110001
3221001002021211
4302300313301
511401314002
61153120121
7221053006
oct62606761
927032254
1013307377
11756a036
124559041
1329ac0b5
141aa58ad
15127cdd7
hexcb0df1

13307377 has 4 divisors (see below), whose sum is σ = 13317696. Its totient is φ = 13297060.

The previous prime is 13307347. The next prime is 13307381. The reversal of 13307377 is 77370331.

13307377 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 13307377 - 27 = 13307249 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 Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13307347) 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, 2893 + ... + 5914.

It is an arithmetic number, because the mean of its divisors is an integer number (3329424).

Almost surely, 213307377 is an apocalyptic number.

It is an amenable number.

13307377 is a deficient number, since it is larger than the sum of its proper divisors (10319).

13307377 is an equidigital number, since it uses as much as digits as its factorization.

13307377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10318.

The product of its (nonzero) digits is 9261, while the sum is 31.

The square root of 13307377 is about 3647.9277679252. The cubic root of 13307377 is about 236.9722471612.

The spelling of 13307377 in words is "thirteen million, three hundred seven thousand, three hundred seventy-seven".

Divisors: 1 1511 8807 13307377