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6866203068 = 2232263725201
BaseRepresentation
bin1100110010100000…
…11111000110111100
3122201111222020220100
412121100133012330
5103030221444233
63053154321100
7332102522514
oct63120370674
918644866810
106866203068
112a03879a9a
1213b7589190
1385568b16a
14491c8c844
152a2bda813
hex19941f1bc

6866203068 has 36 divisors (see below), whose sum is σ = 17422252848. Its totient is φ = 2280028800.

The previous prime is 6866203031. The next prime is 6866203073. The reversal of 6866203068 is 8603026686.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×68662030682 = 94289489142025225248, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 353133 + ... + 372068.

It is an arithmetic number, because the mean of its divisors is an integer number (483951468).

Almost surely, 26866203068 is an apocalyptic number.

It is an amenable number.

6866203068 is an abundant number, since it is smaller than the sum of its proper divisors (10556049780).

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

6866203068 is a wasteful number, since it uses less digits than its factorization.

6866203068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725474 (or 725469 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 6866203068 is about 82862.5552828297. Note that the first 3 decimals coincide. The cubic root of 6866203068 is about 1900.6648705452.

The spelling of 6866203068 in words is "six billion, eight hundred sixty-six million, two hundred three thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 263 526 789 1052 1578 2367 3156 4734 9468 725201 1450402 2175603 2900804 4351206 6526809 8702412 13053618 26107236 190727863 381455726 572183589 762911452 1144367178 1716550767 2288734356 3433101534 6866203068