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72807802996282 = 2163679132887177
BaseRepresentation
bin10000100011011111100011…
…001111000000011000111010
3100112210100122222022122100121
4100203133203033000120322
534020340340031340112
6414503235402123454
721223122142225324
oct2043374317003072
9315710588278317
1072807802996282
1121220685772262
1281ba781ab058a
1331819919b22b3
1413d9cb8b02614
15863d70d49407
hex4237e33c063a

72807802996282 has 16 divisors (see below), whose sum is σ = 109897898784192. Its totient is φ = 36175235856480.

The previous prime is 72807802996213. The next prime is 72807802996349. The reversal of 72807802996282 is 28269920870827.

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, 14229723 + ... + 18657454.

It is an arithmetic number, because the mean of its divisors is an integer number (6868618674012).

Almost surely, 272807802996282 is an apocalyptic number.

72807802996282 is a deficient number, since it is larger than the sum of its proper divisors (37090095787910).

72807802996282 is a wasteful number, since it uses less digits than its factorization.

72807802996282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32894133.

The product of its (nonzero) digits is 195084288, while the sum is 70.

The spelling of 72807802996282 in words is "seventy-two trillion, eight hundred seven billion, eight hundred two million, nine hundred ninety-six thousand, two hundred eighty-two".

Divisors: 1 2 163 326 6791 13582 1106933 2213866 32887177 65774354 5360609851 10721219702 223336819007 446673638014 36403901498141 72807802996282