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58682621838 = 2313217403813
BaseRepresentation
bin110110101001110000…
…011011111110001110
312121110200201001122110
4312221300123332032
51430140222344323
642543004124450
74145132025021
oct665160337616
9177420631573
1058682621838
11229838a0385
12b458836726
1356c2849299
142ba992b1b8
1517d6c7d793
hexda9c1bf8e

58682621838 has 16 divisors (see below), whose sum is σ = 117454105296. Its totient is φ = 19546063680.

The previous prime is 58682621791. The next prime is 58682621849. The reversal of 58682621838 is 83812628685.

It is a congruent number.

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, 3693981 + ... + 3709832.

It is an arithmetic number, because the mean of its divisors is an integer number (7340881581).

Almost surely, 258682621838 is an apocalyptic number.

58682621838 is an abundant number, since it is smaller than the sum of its proper divisors (58771483458).

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

58682621838 is a wasteful number, since it uses less digits than its factorization.

58682621838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7405139.

The product of its digits is 8847360, while the sum is 57.

The spelling of 58682621838 in words is "fifty-eight billion, six hundred eighty-two million, six hundred twenty-one thousand, eight hundred thirty-eight".

Divisors: 1 2 3 6 1321 2642 3963 7926 7403813 14807626 22211439 44422878 9780436973 19560873946 29341310919 58682621838