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808081023 = 31301207041
BaseRepresentation
bin110000001010100…
…101011001111111
32002022112202202210
4300022211121333
53123332043043
6212103551503
726011401231
oct6012453177
92068482683
10808081023
11385160262
121a675b593
13cb552169
1479470251
154ae21633
hex302a567f

808081023 has 8 divisors (see below), whose sum is σ = 1078274736. Its totient is φ = 538304000.

The previous prime is 808081003. The next prime is 808081063. The reversal of 808081023 is 320180808.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 808081023 - 25 = 808080991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (808081003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99618 + ... + 107423.

It is an arithmetic number, because the mean of its divisors is an integer number (134784342).

Almost surely, 2808081023 is an apocalyptic number.

808081023 is a deficient number, since it is larger than the sum of its proper divisors (270193713).

808081023 is a wasteful number, since it uses less digits than its factorization.

808081023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208345.

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

The square root of 808081023 is about 28426.7659609742. The cubic root of 808081023 is about 931.4330329362.

The spelling of 808081023 in words is "eight hundred eight million, eighty-one thousand, twenty-three".

Divisors: 1 3 1301 3903 207041 621123 269360341 808081023