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13807270 = 251380727
BaseRepresentation
bin110100101010…
…111010100110
3221222111000101
4310222322212
512013313040
61211534314
7225234301
oct64527246
927874011
1013807270
117880674
12475a39a
132b257a9
141b95b38
15132b09a
hexd2aea6

13807270 has 8 divisors (see below), whose sum is σ = 24853104. Its totient is φ = 5522904.

The previous prime is 13807249. The next prime is 13807273. The reversal of 13807270 is 7270831.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13807273) 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, 690354 + ... + 690373.

It is an arithmetic number, because the mean of its divisors is an integer number (3106638).

Almost surely, 213807270 is an apocalyptic number.

13807270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13807270 is a deficient number, since it is larger than the sum of its proper divisors (11045834).

13807270 is a wasteful number, since it uses less digits than its factorization.

13807270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380734.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 13807270 is about 3715.8135044698. The cubic root of 13807270 is about 239.9031437876.

The spelling of 13807270 in words is "thirteen million, eight hundred seven thousand, two hundred seventy".

Divisors: 1 2 5 10 1380727 2761454 6903635 13807270