Base | Representation |
---|---|
bin | 10111100001001111111… |
… | …00011001011111101111 |
3 | 2212020220112212111121200 |
4 | 23300213330121133233 |
5 | 101220014220334033 |
6 | 1415125205500543 |
7 | 112246031425662 |
oct | 13604774313757 |
9 | 2766815774550 |
10 | 808123996143 |
11 | 2917a5a232a2 |
12 | 110753111753 |
13 | 5b28a0b5599 |
14 | 2b1832a96d9 |
15 | 1604b632013 |
hex | bc27f197ef |
808123996143 has 12 divisors (see below), whose sum is σ = 1186426122648. Its totient is φ = 529917374160.
The previous prime is 808123996139. The next prime is 808123996247. The reversal of 808123996143 is 341699321808.
808123996143 is a `hidden beast` number, since 8 + 0 + 8 + 12 + 3 + 9 + 9 + 614 + 3 = 666.
It is not a de Polignac number, because 808123996143 - 22 = 808123996139 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 808123996143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (808123996103) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 735995805 + ... + 735996902.
It is an arithmetic number, because the mean of its divisors is an integer number (98868843554).
Almost surely, 2808123996143 is an apocalyptic number.
808123996143 is a deficient number, since it is larger than the sum of its proper divisors (378302126505).
808123996143 is a wasteful number, since it uses less digits than its factorization.
808123996143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1471992774 (or 1471992771 counting only the distinct ones).
The product of its (nonzero) digits is 2239488, while the sum is 54.
The spelling of 808123996143 in words is "eight hundred eight billion, one hundred twenty-three million, nine hundred ninety-six thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.146 sec. • engine limits •