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13927207 = 73753773
BaseRepresentation
bin110101001000…
…001100100111
3222012120112111
4311020030213
512031132312
61214301451
7226244050
oct65101447
928176474
1013927207
117952798
1247b7887
132b68268
141bc7727
1513518a7
hexd48327

13927207 has 8 divisors (see below), whose sum is σ = 16347296. Its totient is φ = 11614752.

The previous prime is 13927187. The next prime is 13927211. The reversal of 13927207 is 70272931.

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 13927207 - 27 = 13927079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13927217) 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 7 ways as a sum of consecutive naturals, for example, 26628 + ... + 27145.

It is an arithmetic number, because the mean of its divisors is an integer number (2043412).

Almost surely, 213927207 is an apocalyptic number.

13927207 is a deficient number, since it is larger than the sum of its proper divisors (2420089).

13927207 is an equidigital number, since it uses as much as digits as its factorization.

13927207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53817.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 13927207 is about 3731.9173356333. The cubic root of 13927207 is about 240.5957825209.

The spelling of 13927207 in words is "thirteen million, nine hundred twenty-seven thousand, two hundred seven".

Divisors: 1 7 37 259 53773 376411 1989601 13927207