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6808880330 = 257178954371
BaseRepresentation
bin1100101011101011…
…10100010011001010
3122120112002221212222
412111311310103022
5102421033132310
63043345534042
7330505346030
oct62565642312
918515087788
106808880330
11298448762a
1213a0344322
1384683a995
1448840a550
1529cb66055
hex195d744ca

6808880330 has 32 divisors (see below), whose sum is σ = 14014926720. Its totient is φ = 2333125440.

The previous prime is 6808880327. The next prime is 6808880363. The reversal of 6808880330 is 330888086.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 98045 + ... + 152415.

It is an arithmetic number, because the mean of its divisors is an integer number (437966460).

Almost surely, 26808880330 is an apocalyptic number.

6808880330 is an abundant number, since it is smaller than the sum of its proper divisors (7206046390).

6808880330 is a wasteful number, since it uses less digits than its factorization.

6808880330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56174.

The product of its (nonzero) digits is 221184, while the sum is 44.

The square root of 6808880330 is about 82515.9398540670. The cubic root of 6808880330 is about 1895.3608268566.

The spelling of 6808880330 in words is "six billion, eight hundred eight million, eight hundred eighty thousand, three hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 1789 3578 8945 12523 17890 25046 54371 62615 108742 125230 271855 380597 543710 761194 1902985 3805970 97269719 194539438 486348595 680888033 972697190 1361776066 3404440165 6808880330