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66006059 = 729325153
BaseRepresentation
bin1111101111001…
…0110000101011
311121012110021212
43323302300223
5113344143214
610314423335
71431020330
oct373626053
9147173255
1066006059
1134293369
121a131b4b
13108a0952
148aa2987
155bdc53e
hex3ef2c2b

66006059 has 8 divisors (see below), whose sum is σ = 78036960. Its totient is φ = 54625536.

The previous prime is 66006047. The next prime is 66006079. The reversal of 66006059 is 95060066.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 66006059 - 212 = 66001963 is a prime.

It is a super-2 number, since 2×660060592 = 8713599649422962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66006079) 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, 162374 + ... + 162779.

It is an arithmetic number, because the mean of its divisors is an integer number (9754620).

Almost surely, 266006059 is an apocalyptic number.

66006059 is a deficient number, since it is larger than the sum of its proper divisors (12030901).

66006059 is a wasteful number, since it uses less digits than its factorization.

66006059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325189.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 66006059 is about 8124.4113017498. The cubic root of 66006059 is about 404.1363682865.

The spelling of 66006059 in words is "sixty-six million, six thousand, fifty-nine".

Divisors: 1 7 29 203 325153 2276071 9429437 66006059