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808055423 = 7216490927
BaseRepresentation
bin110000001010011…
…111001001111111
32002022111110122122
4300022133021333
53123330233143
6212103233155
726011233500
oct6012371177
92068443578
10808055423
11385142aaa
121a67487bb
13cb543606
1479464ba7
154ae18c68
hex3029f27f

808055423 has 6 divisors (see below), whose sum is σ = 939982896. Its totient is φ = 692618892.

The previous prime is 808055419. The next prime is 808055431. The reversal of 808055423 is 324550808.

It is not a de Polignac number, because 808055423 - 22 = 808055419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808055483) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 8245415 + ... + 8245512.

It is an arithmetic number, because the mean of its divisors is an integer number (156663816).

Almost surely, 2808055423 is an apocalyptic number.

808055423 is a deficient number, since it is larger than the sum of its proper divisors (131927473).

808055423 is a wasteful number, since it uses less digits than its factorization.

808055423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16490941 (or 16490934 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 808055423 is about 28426.3156775548. The cubic root of 808055423 is about 931.4231969021.

The spelling of 808055423 in words is "eight hundred eight million, fifty-five thousand, four hundred twenty-three".

Divisors: 1 7 49 16490927 115436489 808055423