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13340207 = 231274567
BaseRepresentation
bin110010111000…
…111000101111
3221002202022202
4302320320233
511403341312
61153532115
7221250506
oct62707057
927082282
1013340207
117591771
12457403b
1329c101a
141ab383d
1512879c2
hexcb8e2f

13340207 has 8 divisors (see below), whose sum is σ = 14032896. Its totient is φ = 12656952.

The previous prime is 13340179. The next prime is 13340209. The reversal of 13340207 is 70204331.

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 13340207 - 26 = 13340143 is a prime.

It is a super-2 number, since 2×133402072 = 355922245605698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13340209) 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, 638 + ... + 5204.

It is an arithmetic number, because the mean of its divisors is an integer number (1754112).

Almost surely, 213340207 is an apocalyptic number.

13340207 is a deficient number, since it is larger than the sum of its proper divisors (692689).

13340207 is a wasteful number, since it uses less digits than its factorization.

13340207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4717.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 13340207 is about 3652.4248109989. The cubic root of 13340207 is about 237.1669614640.

Adding to 13340207 its reverse (70204331), we get a palindrome (83544538).

The spelling of 13340207 in words is "thirteen million, three hundred forty thousand, two hundred seven".

Divisors: 1 23 127 2921 4567 105041 580009 13340207