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808805030 = 251143316981
BaseRepresentation
bin110000001101010…
…110001010100110
32002100220112220212
4300031112022212
53124023230110
6212131255422
726020505105
oct6015261246
92070815825
10808805030
11385605210
121a6a4a572
13cb746877
14795bc03c
154b015e05
hex303562a6

808805030 has 32 divisors (see below), whose sum is σ = 1591960608. Its totient is φ = 293414400.

The previous prime is 808805029. The next prime is 808805059. The reversal of 808805030 is 30508808.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39140 + ... + 56120.

It is an arithmetic number, because the mean of its divisors is an integer number (49748769).

Almost surely, 2808805030 is an apocalyptic number.

808805030 is a deficient number, since it is larger than the sum of its proper divisors (783155578).

808805030 is a wasteful number, since it uses less digits than its factorization.

808805030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17432.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 808805030 is about 28439.4977100511. The cubic root of 808805030 is about 931.7111249905.

The spelling of 808805030 in words is "eight hundred eight million, eight hundred five thousand, thirty".

Divisors: 1 2 5 10 11 22 55 110 433 866 2165 4330 4763 9526 16981 23815 33962 47630 84905 169810 186791 373582 933955 1867910 7352773 14705546 36763865 73527730 80880503 161761006 404402515 808805030