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58051081 = 112479761
BaseRepresentation
bin1101110101110…
…0101000001001
311001020022010001
43131130220021
5104330113311
65432123001
71303266064
oct335345011
9131208101
1058051081
112a84a700
1217536461
13c046b6a
1479d18db
15516a4c1
hex375ca09

58051081 has 6 divisors (see below), whose sum is σ = 63808346. Its totient is φ = 52773600.

The previous prime is 58051079. The next prime is 58051093. The reversal of 58051081 is 18015085.

58051081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 50183056 + 7868025 = 7084^2 + 2805^2 .

It is not a de Polignac number, because 58051081 - 21 = 58051079 is a prime.

It is a super-2 number, since 2×580510812 = 6739856010537122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58051381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 239760 + ... + 240001.

Almost surely, 258051081 is an apocalyptic number.

It is an amenable number.

58051081 is a deficient number, since it is larger than the sum of its proper divisors (5757265).

58051081 is a wasteful number, since it uses less digits than its factorization.

58051081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479783 (or 479772 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 28.

The square root of 58051081 is about 7619.1259997456. The cubic root of 58051081 is about 387.2012676439.

It can be divided in two parts, 5805 and 1081, that added together give a palindrome (6886).

The spelling of 58051081 in words is "fifty-eight million, fifty-one thousand, eighty-one".

Divisors: 1 11 121 479761 5277371 58051081