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58115242 = 2533971381
BaseRepresentation
bin1101110110110…
…0010010101010
311001100120010101
43131230102222
5104334141432
65433340014
71303654123
oct335542252
9131316111
1058115242
112a893929
121756760a
13c06a123
147a0b04a
15517e4e7
hex376c4aa

58115242 has 16 divisors (see below), whose sum is σ = 89105832. Its totient is φ = 28416960.

The previous prime is 58115209. The next prime is 58115257. The reversal of 58115242 is 24251185.

It can be written as a sum of positive squares in 4 ways, for example, as 55487601 + 2627641 = 7449^2 + 1621^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 58115242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41392 + ... + 42772.

Almost surely, 258115242 is an apocalyptic number.

58115242 is a deficient number, since it is larger than the sum of its proper divisors (30990590).

58115242 is a wasteful number, since it uses less digits than its factorization.

58115242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833.

The product of its digits is 3200, while the sum is 28.

The square root of 58115242 is about 7623.3353592768. The cubic root of 58115242 is about 387.3438666163.

The spelling of 58115242 in words is "fifty-eight million, one hundred fifteen thousand, two hundred forty-two".

Divisors: 1 2 53 106 397 794 1381 2762 21041 42082 73193 146386 548257 1096514 29057621 58115242