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6868214800 = 245217170537
BaseRepresentation
bin1100110010110000…
…01010010000010000
3122201122202110110221
412121120022100100
5103031230333200
63053305402424
7332125601566
oct63130122020
918648673427
106868214800
112a04a23487
1213b8199414
13855c13a35
14492253a36
152a2e8691a
hex19960a410

6868214800 has 30 divisors (see below), whose sum is σ = 16500887018. Its totient is φ = 2747285760.

The previous prime is 6868214783. The next prime is 6868214809. The reversal of 6868214800 is 84128686.

It can be written as a sum of positive squares in 3 ways, for example, as 606341376 + 6261873424 = 24624^2 + 79132^2 .

It is not an unprimeable number, because it can be changed into a prime (6868214809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8584869 + ... + 8585668.

Almost surely, 26868214800 is an apocalyptic number.

It is an amenable number.

6868214800 is an abundant number, since it is smaller than the sum of its proper divisors (9632672218).

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

6868214800 is a wasteful number, since it uses less digits than its factorization.

6868214800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17170555 (or 17170544 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 43.

The square root of 6868214800 is about 82874.6933629320. The cubic root of 6868214800 is about 1900.8504779780.

The spelling of 6868214800 in words is "six billion, eight hundred sixty-eight million, two hundred fourteen thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 17170537 34341074 68682148 85852685 137364296 171705370 274728592 343410740 429263425 686821480 858526850 1373642960 1717053700 3434107400 6868214800