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27148701 = 3192631811
BaseRepresentation
bin110011110010…
…0000110011101
31220002022000110
41213210012131
523422224301
62405520233
7446521506
oct147440635
956068013
1027148701
1114363248
129113079
135817228
143869bad
1525b40d6
hex19e419d

27148701 has 16 divisors (see below), whose sum is σ = 38269440. Its totient is φ = 17071920.

The previous prime is 27148691. The next prime is 27148703. The reversal of 27148701 is 10784172.

It is not a de Polignac number, because 27148701 - 27 = 27148573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27148703) 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 15 ways as a sum of consecutive naturals, for example, 14086 + ... + 15896.

It is an arithmetic number, because the mean of its divisors is an integer number (2391840).

Almost surely, 227148701 is an apocalyptic number.

It is an amenable number.

27148701 is a deficient number, since it is larger than the sum of its proper divisors (11120739).

27148701 is a wasteful number, since it uses less digits than its factorization.

27148701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2096.

The product of its (nonzero) digits is 3136, while the sum is 30.

The square root of 27148701 is about 5210.4415359929. The cubic root of 27148701 is about 300.5497364619.

The spelling of 27148701 in words is "twenty-seven million, one hundred forty-eight thousand, seven hundred one".

Divisors: 1 3 19 57 263 789 1811 4997 5433 14991 34409 103227 476293 1428879 9049567 27148701