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82906042375 = 5313205324851
BaseRepresentation
bin100110100110110010…
…1011101000000000111
321220222212100022201001
41031031211131000013
52324242421324000
6102030404114131
75663326506232
oct1151545350007
9256885308631
1082906042375
11321843327a2
1214099095947
137a8320cc10
144026ac4419
1522536a346a
hex134d95d007

82906042375 has 32 divisors (see below), whose sum is σ = 111484481472. Its totient is φ = 61190640000.

The previous prime is 82906042361. The next prime is 82906042433. The reversal of 82906042375 is 57324060928.

It is not a de Polignac number, because 82906042375 - 29 = 82906041863 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3323700 + ... + 3348550.

It is an arithmetic number, because the mean of its divisors is an integer number (3483890046).

Almost surely, 282906042375 is an apocalyptic number.

82906042375 is a deficient number, since it is larger than the sum of its proper divisors (28578439097).

82906042375 is a wasteful number, since it uses less digits than its factorization.

82906042375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26932 (or 26922 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 82906042375 in words is "eighty-two billion, nine hundred six million, forty-two thousand, three hundred seventy-five".

Divisors: 1 5 13 25 65 125 325 1625 2053 10265 24851 26689 51325 124255 133445 256625 323063 621275 667225 1615315 3106375 3336125 8076575 40382875 51019103 255095515 663248339 1275477575 3316241695 6377387875 16581208475 82906042375