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58542055 = 51113411997
BaseRepresentation
bin1101111101010…
…0011111100111
311002011020121021
43133110133213
5104441321210
65450432011
71310412355
oct337243747
9132136537
1058542055
1130055570
1217732607
13c189490
147abc7d5
155215bda
hex37d47e7

58542055 has 32 divisors (see below), whose sum is σ = 84587328. Its totient is φ = 38323200.

The previous prime is 58542053. The next prime is 58542083. The reversal of 58542055 is 55024585.

It is not a de Polignac number, because 58542055 - 21 = 58542053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 58542055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58542053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28317 + ... + 30313.

It is an arithmetic number, because the mean of its divisors is an integer number (2643354).

Almost surely, 258542055 is an apocalyptic number.

58542055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

58542055 is a deficient number, since it is larger than the sum of its proper divisors (26045273).

58542055 is a wasteful number, since it uses less digits than its factorization.

58542055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067.

The product of its (nonzero) digits is 40000, while the sum is 34.

The square root of 58542055 is about 7651.2779978249. The cubic root of 58542055 is about 388.2898050069.

The spelling of 58542055 in words is "fifty-eight million, five hundred forty-two thousand, fifty-five".

Divisors: 1 5 11 13 41 55 65 143 205 451 533 715 1997 2255 2665 5863 9985 21967 25961 29315 81877 109835 129805 285571 409385 900647 1064401 1427855 4503235 5322005 11708411 58542055