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808061241 = 313193729473
BaseRepresentation
bin110000001010100…
…000100100111001
32002022111202122010
4300022200210321
53123330424431
6212103320133
726011256451
oct6012404471
92068452563
10808061241
11385147409
121a6750049
13cb546160
1479466d61
154ae1a846
hex302a0939

808061241 has 32 divisors (see below), whose sum is σ = 1254413440. Its totient is φ = 458348544.

The previous prime is 808061201. The next prime is 808061273. The reversal of 808061241 is 142160808.

It is not a de Polignac number, because 808061241 - 223 = 799672633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 808061199 and 808061208.

It is not an unprimeable number, because it can be changed into a prime (808061201) 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 31 ways as a sum of consecutive naturals, for example, 12681 + ... + 42153.

It is an arithmetic number, because the mean of its divisors is an integer number (39200420).

Almost surely, 2808061241 is an apocalyptic number.

It is an amenable number.

808061241 is a deficient number, since it is larger than the sum of its proper divisors (446352199).

808061241 is a wasteful number, since it uses less digits than its factorization.

808061241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29545.

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 808061241 is about 28426.4180121239. The cubic root of 808061241 is about 931.4254323128.

The spelling of 808061241 in words is "eight hundred eight million, sixty-one thousand, two hundred forty-one".

Divisors: 1 3 13 19 37 39 57 111 247 481 703 741 1443 2109 9139 27417 29473 88419 383149 559987 1090501 1149447 1679961 3271503 7279831 14176513 20719519 21839493 42529539 62158557 269353747 808061241