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58740081 = 319799391
BaseRepresentation
bin1110000000010…
…0110101110001
311002112022020120
43200010311301
5110014140311
65455000453
71312165611
oct340046561
9132468216
1058740081
1130180324
1217809129
13c22865a
147b30a41
155254706
hex3804d71

58740081 has 8 divisors (see below), whose sum is σ = 78718464. Its totient is φ = 38960880.

The previous prime is 58740067. The next prime is 58740119. The reversal of 58740081 is 18004785.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2k-58740081 is a prime.

It is a super-2 number, since 2×587400812 = 6900794231773122, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (58740181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49105 + ... + 50286.

It is an arithmetic number, because the mean of its divisors is an integer number (9839808).

Almost surely, 258740081 is an apocalyptic number.

It is an amenable number.

58740081 is a deficient number, since it is larger than the sum of its proper divisors (19978383).

58740081 is a wasteful number, since it uses less digits than its factorization.

58740081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99591.

The product of its (nonzero) digits is 8960, while the sum is 33.

The square root of 58740081 is about 7664.2077868492. The cubic root of 58740081 is about 388.7271256138.

The spelling of 58740081 in words is "fifty-eight million, seven hundred forty thousand, eighty-one".

Divisors: 1 3 197 591 99391 298173 19580027 58740081