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12797634498 = 2311565334301
BaseRepresentation
bin10111110101100110…
…00110011111000010
31020000220000012011220
423322303012133002
5202202143300443
65513521415510
7632065045515
oct137263063702
936026005156
1012797634498
115477a27240
122591a9a596
13128c499abc
1489592cd7c
154ed7cba83
hex2facc67c2

12797634498 has 32 divisors (see below), whose sum is σ = 27927865152. Its totient is φ = 3877272000.

The previous prime is 12797634463. The next prime is 12797634511. The reversal of 12797634498 is 89443679721.

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, 355948 + ... + 390248.

It is an arithmetic number, because the mean of its divisors is an integer number (872745786).

Almost surely, 212797634498 is an apocalyptic number.

12797634498 is an abundant number, since it is smaller than the sum of its proper divisors (15130230654).

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

12797634498 is a wasteful number, since it uses less digits than its factorization.

12797634498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39970.

The product of its digits is 18289152, while the sum is 60.

The spelling of 12797634498 in words is "twelve billion, seven hundred ninety-seven million, six hundred thirty-four thousand, four hundred ninety-eight".

Divisors: 1 2 3 6 11 22 33 66 5653 11306 16959 33918 34301 62183 68602 102903 124366 186549 205806 373098 377311 754622 1131933 2263866 193903553 387807106 581710659 1163421318 2132939083 4265878166 6398817249 12797634498