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58128968 = 233127561
BaseRepresentation
bin1101110110111…
…1101001001000
311001101020221202
43131233221020
5104340111333
65433523332
71304042132
oct335575110
9131336852
1058128968
112a8a3177
1217573548
13c073451
147a12052
1551835e8
hex376fa48

58128968 has 24 divisors (see below), whose sum is σ = 112635990. Its totient is φ = 28123200.

The previous prime is 58128949. The next prime is 58128971. The reversal of 58128968 is 86982185.

It can be written as a sum of positive squares in only one way, i.e., 54434884 + 3694084 = 7378^2 + 1922^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3908 + ... + 11468.

Almost surely, 258128968 is an apocalyptic number.

It is an amenable number.

58128968 is a deficient number, since it is larger than the sum of its proper divisors (54507022).

58128968 is a wasteful number, since it uses less digits than its factorization.

58128968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7629 (or 7594 counting only the distinct ones).

The product of its digits is 276480, while the sum is 47.

The square root of 58128968 is about 7624.2355682390. The cubic root of 58128968 is about 387.3743592674.

The spelling of 58128968 in words is "fifty-eight million, one hundred twenty-eight thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 31 62 124 248 961 1922 3844 7561 7688 15122 30244 60488 234391 468782 937564 1875128 7266121 14532242 29064484 58128968