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808303941 = 349979061
BaseRepresentation
bin110000001011011…
…011110101000101
32002022222002120000
4300023123311011
53123411211231
6212112431513
726013320154
oct6013336505
92068862500
10808303941
113852a2795
121a6848599
13cb5cc773
14794cb59b
154ae676e6
hex302dbd45

808303941 has 10 divisors (see below), whose sum is σ = 1207466502. Its totient is φ = 538869240.

The previous prime is 808303939. The next prime is 808303943. The reversal of 808303941 is 149303808.

808303941 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (808303939) and next prime (808303943).

It can be written as a sum of positive squares in only one way, i.e., 744143841 + 64160100 = 27279^2 + 8010^2 .

It is not a de Polignac number, because 808303941 - 21 = 808303939 is a prime.

It is a super-2 number, since 2×8083039412 = 1306710522072262962, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 808303896 and 808303905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808303943) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4989450 + ... + 4989611.

Almost surely, 2808303941 is an apocalyptic number.

808303941 is a gapful number since it is divisible by the number (81) formed by its first and last digit.

It is an amenable number.

808303941 is a deficient number, since it is larger than the sum of its proper divisors (399162561).

808303941 is an equidigital number, since it uses as much as digits as its factorization.

808303941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9979073 (or 9979064 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 808303941 is about 28430.6866079594. The cubic root of 808303941 is about 931.5186737293.

The spelling of 808303941 in words is "eight hundred eight million, three hundred three thousand, nine hundred forty-one".

Divisors: 1 3 9 27 81 9979061 29937183 89811549 269434647 808303941