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58272487 = 7131933703
BaseRepresentation
bin1101111001001…
…0101011100111
311001122112211021
43132102223213
5104404204422
65440552011
71305210430
oct336225347
9131575737
1058272487
112a990a89
1217622607
13c0c3880
147a4c487
1551b0dc7
hex3792ae7

58272487 has 16 divisors (see below), whose sum is σ = 75496960. Its totient is φ = 43677792.

The previous prime is 58272463. The next prime is 58272491. The reversal of 58272487 is 78427285.

It is a cyclic number.

It is not a de Polignac number, because 58272487 - 211 = 58270439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58272497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15123 + ... + 18580.

It is an arithmetic number, because the mean of its divisors is an integer number (4718560).

Almost surely, 258272487 is an apocalyptic number.

58272487 is a deficient number, since it is larger than the sum of its proper divisors (17224473).

58272487 is a wasteful number, since it uses less digits than its factorization.

58272487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33742.

The product of its digits is 250880, while the sum is 43.

The square root of 58272487 is about 7633.6417914387. The cubic root of 58272487 is about 387.6929031909.

The spelling of 58272487 in words is "fifty-eight million, two hundred seventy-two thousand, four hundred eighty-seven".

Divisors: 1 7 13 19 91 133 247 1729 33703 235921 438139 640357 3066973 4482499 8324641 58272487