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108430684292 = 2273471681513
BaseRepresentation
bin110010011111011111…
…0001111000010000100
3101100212201110110221002
41210332332033002010
53234031223344132
6121451245512432
710556004416000
oct1447676170204
9340781413832
10108430684292
1141a92326a87
1219021272718
13a2c0348728
1453689d9700
152c4945a262
hex193ef8f084

108430684292 has 48 divisors (see below), whose sum is σ = 225995481600. Its totient is φ = 45481536576.

The previous prime is 108430684199. The next prime is 108430684301. The reversal of 108430684292 is 292486034801.

It is a Harshad number since it is a multiple of its sum of digits (47).

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, 776273 + ... + 905240.

It is an arithmetic number, because the mean of its divisors is an integer number (4708239200).

Almost surely, 2108430684292 is an apocalyptic number.

It is an amenable number.

108430684292 is an abundant number, since it is smaller than the sum of its proper divisors (117564797308).

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

108430684292 is a wasteful number, since it uses less digits than its factorization.

108430684292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681585 (or 1681569 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 47.

The spelling of 108430684292 in words is "one hundred eight billion, four hundred thirty million, six hundred eighty-four thousand, two hundred ninety-two".

Divisors: 1 2 4 7 14 28 47 49 94 98 188 196 329 343 658 686 1316 1372 2303 4606 9212 16121 32242 64484 1681513 3363026 6726052 11770591 23541182 47082364 79031111 82394137 158062222 164788274 316124444 329576548 553217777 576758959 1106435554 1153517918 2212871108 2307035836 3872524439 7745048878 15490097756 27107671073 54215342146 108430684292