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58942013 = 136736737
BaseRepresentation
bin1110000011011…
…0001000111101
311002220120020112
43200312020331
5110042121023
65503155405
71313666414
oct340661075
9132816215
1058942013
11302a9009
12178a5b65
13c299540
147b8447b
155294478
hex383623d

58942013 has 8 divisors (see below), whose sum is σ = 63579768. Its totient is φ = 54319104.

The previous prime is 58942001. The next prime is 58942021. The reversal of 58942013 is 31024985.

58942013 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 4 ways, for example, as 770884 + 58171129 = 878^2 + 7627^2 .

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 58942013 - 212 = 58937917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58942063) 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 7 ways as a sum of consecutive naturals, for example, 5381 + ... + 12117.

It is an arithmetic number, because the mean of its divisors is an integer number (7947471).

Almost surely, 258942013 is an apocalyptic number.

It is an amenable number.

58942013 is a deficient number, since it is larger than the sum of its proper divisors (4637755).

58942013 is a wasteful number, since it uses less digits than its factorization.

58942013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7423.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 58942013 is about 7677.3701877661. The cubic root of 58942013 is about 389.1720612600.

Adding to 58942013 its reverse (31024985), we get a palindrome (89966998).

The spelling of 58942013 in words is "fifty-eight million, nine hundred forty-two thousand, thirteen".

Divisors: 1 13 673 6737 8749 87581 4534001 58942013