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27069379 = 532392137
BaseRepresentation
bin110011101000…
…0101111000011
31212221021012121
41213100233003
523412210004
62404105111
7446041321
oct147205703
955837177
1027069379
1114309697
129095197
1357ba0ac
143848d11
15259a854
hex19d0bc3

27069379 has 8 divisors (see below), whose sum is σ = 27708480. Its totient is φ = 26435136.

The previous prime is 27069347. The next prime is 27069431. The reversal of 27069379 is 97396072.

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 27069379 - 25 = 27069347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27169379) 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 7 ways as a sum of consecutive naturals, for example, 11599 + ... + 13735.

It is an arithmetic number, because the mean of its divisors is an integer number (3463560).

Almost surely, 227069379 is an apocalyptic number.

27069379 is a deficient number, since it is larger than the sum of its proper divisors (639101).

27069379 is a wasteful number, since it uses less digits than its factorization.

27069379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2429.

The product of its (nonzero) digits is 142884, while the sum is 43.

The square root of 27069379 is about 5202.8241369472. The cubic root of 27069379 is about 300.2567394794.

The spelling of 27069379 in words is "twenty-seven million, sixty-nine thousand, three hundred seventy-nine".

Divisors: 1 53 239 2137 12667 113261 510743 27069379