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58742590 = 2543913381
BaseRepresentation
bin1110000000010…
…1011100111110
311002112102200111
43200011130332
5110014230330
65455020234
71312206124
oct340053476
9132472614
1058742590
11301821a5
121780a67a
13c22983a
147b31914
15525532a
hex380573e

58742590 has 16 divisors (see below), whose sum is σ = 105985440. Its totient is φ = 23441760.

The previous prime is 58742561. The next prime is 58742591. The reversal of 58742590 is 9524785.

58742590 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58742591) 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, 2301 + ... + 11080.

It is an arithmetic number, because the mean of its divisors is an integer number (6624090).

Almost surely, 258742590 is an apocalyptic number.

58742590 is a deficient number, since it is larger than the sum of its proper divisors (47242850).

58742590 is a wasteful number, since it uses less digits than its factorization.

58742590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13827.

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 58742590 is about 7664.3714680331. The cubic root of 58742590 is about 388.7326601792.

It can be divided in two parts, 5874 and 2590, that added together give a square (8464 = 922).

The spelling of 58742590 in words is "fifty-eight million, seven hundred forty-two thousand, five hundred ninety".

Divisors: 1 2 5 10 439 878 2195 4390 13381 26762 66905 133810 5874259 11748518 29371295 58742590