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83080552525278 = 23711179828035769
BaseRepresentation
bin10010111000111110110010…
…110100100010110111011110
3101220011102102112220120021020
4102320332302310202313132
541342142432421302103
6452410402352145010
723333241353416050
oct2270766264426736
9356142375816236
1083080552525278
112452129aaa4360
129399698b38166
13374860210c959
141673197b718d0
159911b0ddc753
hex4b8fb2d22dde

83080552525278 has 32 divisors (see below), whose sum is σ = 207161897207040. Its totient is φ = 21579364292160.

The previous prime is 83080552525261. The next prime is 83080552525303. The reversal of 83080552525278 is 87252525508038.

It is a happy number.

83080552525278 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89914017423 + ... + 89914018346.

It is an arithmetic number, because the mean of its divisors is an integer number (6473809287720).

Almost surely, 283080552525278 is an apocalyptic number.

83080552525278 is an abundant number, since it is smaller than the sum of its proper divisors (124081344681762).

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

83080552525278 is a wasteful number, since it uses less digits than its factorization.

83080552525278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179828035792.

The product of its (nonzero) digits is 53760000, while the sum is 60.

The spelling of 83080552525278 in words is "eighty-three trillion, eighty billion, five hundred fifty-two million, five hundred twenty-five thousand, two hundred seventy-eight".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 66 77 154 231 462 179828035769 359656071538 539484107307 1078968214614 1258796250383 1978108393459 2517592500766 3776388751149 3956216786918 5934325180377 7552777502298 11868650360754 13846758754213 27693517508426 41540276262639 83080552525278