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27692013 = 329318299
BaseRepresentation
bin110100110100…
…0101111101101
31221002220022010
41221220233231
524042121023
62425311433
7454243506
oct151505755
957086263
1027692013
11146a4468
129335579
13597760b
14396bbad
152670093
hex1a68bed

27692013 has 8 divisors (see below), whose sum is σ = 38196000. Its totient is φ = 17824688.

The previous prime is 27692011. The next prime is 27692033. The reversal of 27692013 is 31029672.

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 27692013 - 21 = 27692011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27692011) 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, 159063 + ... + 159236.

It is an arithmetic number, because the mean of its divisors is an integer number (4774500).

Almost surely, 227692013 is an apocalyptic number.

It is an amenable number.

27692013 is a deficient number, since it is larger than the sum of its proper divisors (10503987).

27692013 is a wasteful number, since it uses less digits than its factorization.

27692013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318331.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 27692013 is about 5262.3201156904. The cubic root of 27692013 is about 302.5414209155.

The spelling of 27692013 in words is "twenty-seven million, six hundred ninety-two thousand, thirteen".

Divisors: 1 3 29 87 318299 954897 9230671 27692013