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67006093 = 7113732333
BaseRepresentation
bin1111111110011…
…0111010001101
311200002021002011
43333212322031
5114123143333
610352101221
71442354020
oct377467215
9150067064
1067006093
1134906740
121a534811
1310b60b9b
148c831b7
155d389cd
hex3fe6e8d

67006093 has 16 divisors (see below), whose sum is σ = 83799936. Its totient is φ = 52050240.

The previous prime is 67006081. The next prime is 67006109. The reversal of 67006093 is 39060076.

It is not a de Polignac number, because 67006093 - 225 = 33451661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67006003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27555 + ... + 29887.

It is an arithmetic number, because the mean of its divisors is an integer number (5237496).

Almost surely, 267006093 is an apocalyptic number.

It is an amenable number.

67006093 is a deficient number, since it is larger than the sum of its proper divisors (16793843).

67006093 is a wasteful number, since it uses less digits than its factorization.

67006093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2724.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 67006093 is about 8185.7249526233. The cubic root of 67006093 is about 406.1671216179.

The spelling of 67006093 in words is "sixty-seven million, six thousand, ninety-three".

Divisors: 1 7 11 77 373 2333 2611 4103 16331 25663 28721 179641 870209 6091463 9572299 67006093