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27066801 = 319147237
BaseRepresentation
bin110011101000…
…0000110110001
31212221010200010
41213100012301
523412114201
62404045133
7446030646
oct147200661
955833603
1027066801
1114307763
1290937a9
1357b8b78
143847dcd
152599bd6
hex19d01b1

27066801 has 8 divisors (see below), whose sum is σ = 36278784. Its totient is φ = 17949680.

The previous prime is 27066779. The next prime is 27066817. The reversal of 27066801 is 10866072.

It is a happy number.

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 27066801 - 27 = 27066673 is a prime.

It is a super-2 number, since 2×270668012 = 1465223432747202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27066821) 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, 23046 + ... + 24191.

It is an arithmetic number, because the mean of its divisors is an integer number (4534848).

Almost surely, 227066801 is an apocalyptic number.

It is an amenable number.

27066801 is a deficient number, since it is larger than the sum of its proper divisors (9211983).

27066801 is a wasteful number, since it uses less digits than its factorization.

27066801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47431.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 27066801 is about 5202.5763809866. The cubic root of 27066801 is about 300.2472073502.

The spelling of 27066801 in words is "twenty-seven million, sixty-six thousand, eight hundred one".

Divisors: 1 3 191 573 47237 141711 9022267 27066801