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13674307 = 17804371
BaseRepresentation
bin110100001010…
…011101000011
3221201201121211
4310022131003
512000034212
61205030551
7224141533
oct64123503
927651554
1013674307
11779a789
1246b5457
132aaa10a
141b5d4c3
1513019a7
hexd0a743

13674307 has 4 divisors (see below), whose sum is σ = 14478696. Its totient is φ = 12869920.

The previous prime is 13674299. The next prime is 13674313. The reversal of 13674307 is 70347631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70347631 = 119358967.

It is a cyclic number.

It is not a de Polignac number, because 13674307 - 23 = 13674299 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 not an unprimeable number, because it can be changed into a prime (13074307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402169 + ... + 402202.

It is an arithmetic number, because the mean of its divisors is an integer number (3619674).

Almost surely, 213674307 is an apocalyptic number.

13674307 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

13674307 is a deficient number, since it is larger than the sum of its proper divisors (804389).

13674307 is an equidigital number, since it uses as much as digits as its factorization.

13674307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804388.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 13674307 is about 3697.8787162372. The cubic root of 13674307 is about 239.1305752875.

The spelling of 13674307 in words is "thirteen million, six hundred seventy-four thousand, three hundred seven".

Divisors: 1 17 804371 13674307