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58709142 = 2323261619
BaseRepresentation
bin1101111111110…
…1010010010110
311002110201210200
43133331102112
5110012143032
65454201330
71312006452
oct337752226
9132421720
1058709142
113015a058
12177b3246
13c21754b
147b23662
15524a47c
hex37fd496

58709142 has 12 divisors (see below), whose sum is σ = 127203180. Its totient is φ = 19569708.

The previous prime is 58709141. The next prime is 58709149. The reversal of 58709142 is 24190785.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 58709097 and 58709106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58709141) 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 5 ways as a sum of consecutive naturals, for example, 1630792 + ... + 1630827.

It is an arithmetic number, because the mean of its divisors is an integer number (10600265).

Almost surely, 258709142 is an apocalyptic number.

58709142 is an abundant number, since it is smaller than the sum of its proper divisors (68494038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

58709142 is a wasteful number, since it uses less digits than its factorization.

58709142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3261627 (or 3261624 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 58709142 is about 7662.1891127797. The cubic root of 58709142 is about 388.6588647800.

The spelling of 58709142 in words is "fifty-eight million, seven hundred nine thousand, one hundred forty-two".

Divisors: 1 2 3 6 9 18 3261619 6523238 9784857 19569714 29354571 58709142