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58080217 = 134467709
BaseRepresentation
bin1101110110001…
…1101111011001
311001021210002011
43131203233121
5104332031332
65432505521
71303450036
oct335435731
9131253064
1058080217
112a86a588
121754b2a1
13c0571c0
1479dc38d
155173e47
hex3763bd9

58080217 has 4 divisors (see below), whose sum is σ = 62547940. Its totient is φ = 53612496.

The previous prime is 58080179. The next prime is 58080233. The reversal of 58080217 is 71208085.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8462281 + 49617936 = 2909^2 + 7044^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-58080217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (58080257) 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 3 ways as a sum of consecutive naturals, for example, 2233842 + ... + 2233867.

It is an arithmetic number, because the mean of its divisors is an integer number (15636985).

Almost surely, 258080217 is an apocalyptic number.

It is an amenable number.

58080217 is a deficient number, since it is larger than the sum of its proper divisors (4467723).

58080217 is a wasteful number, since it uses less digits than its factorization.

58080217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4467722.

The product of its (nonzero) digits is 4480, while the sum is 31.

The square root of 58080217 is about 7621.0377902225. The cubic root of 58080217 is about 387.2660359426.

The spelling of 58080217 in words is "fifty-eight million, eighty thousand, two hundred seventeen".

Divisors: 1 13 4467709 58080217