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67090593 = 3220710133
BaseRepresentation
bin1111111111101…
…1100010100001
311200020112222210
43333323202201
5114133344333
610353552333
71443155253
oct377734241
9150215883
1067090593
1134964179
121a5756a9
1310b9049b
148ca5cd3
155d53a63
hex3ffb8a1

67090593 has 8 divisors (see below), whose sum is σ = 89503488. Its totient is φ = 44702384.

The previous prime is 67090591. The next prime is 67090613. The reversal of 67090593 is 39509076.

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 67090593 - 21 = 67090591 is a prime.

It is a super-2 number, since 2×670905932 = 9002295338183298, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (67090591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1555 + ... + 11687.

It is an arithmetic number, because the mean of its divisors is an integer number (11187936).

Almost surely, 267090593 is an apocalyptic number.

It is an amenable number.

67090593 is a deficient number, since it is larger than the sum of its proper divisors (22412895).

67090593 is a wasteful number, since it uses less digits than its factorization.

67090593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12343.

The product of its (nonzero) digits is 51030, while the sum is 39.

The square root of 67090593 is about 8190.8847507458. The cubic root of 67090593 is about 406.3377862203.

The spelling of 67090593 in words is "sixty-seven million, ninety thousand, five hundred ninety-three".

Divisors: 1 3 2207 6621 10133 30399 22363531 67090593