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82038153830 = 25191912260627
BaseRepresentation
bin100110001100111011…
…0101110001001100110
321211202101021000102212
41030121312232021212
52321003231410310
6101404322203422
75632660542023
oct1143166561146
9254671230385
1082038153830
1131879443236
1213a964b3572
13797547a5b9
143d8372654a
1522023bb205
hex1319dae266

82038153830 has 32 divisors (see below), whose sum is σ = 156254607360. Its totient is φ = 30925363680.

The previous prime is 82038153823. The next prime is 82038153863. The reversal of 82038153830 is 3835183028.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1094024 + ... + 1166603.

It is an arithmetic number, because the mean of its divisors is an integer number (4882956480).

Almost surely, 282038153830 is an apocalyptic number.

82038153830 is a deficient number, since it is larger than the sum of its proper divisors (74216453530).

82038153830 is a wasteful number, since it uses less digits than its factorization.

82038153830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260844.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 82038153830 in words is "eighty-two billion, thirty-eight million, one hundred fifty-three thousand, eight hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 191 382 955 1910 3629 7258 18145 36290 2260627 4521254 11303135 22606270 42951913 85903826 214759565 429519130 431779757 863559514 2158898785 4317797570 8203815383 16407630766 41019076915 82038153830