Base | Representation |
---|---|
bin | 10111100001010010001… |
… | …00000001010101100001 |
3 | 2212020221212012101122020 |
4 | 23300221010001111201 |
5 | 101220034022142203 |
6 | 1415131120132053 |
7 | 112246350134535 |
oct | 13605104012541 |
9 | 2766855171566 |
10 | 808142771553 |
11 | 291805587567 |
12 | 110759467029 |
13 | 5b290c5a4b0 |
14 | 2b185995bc5 |
15 | 1604d0e0153 |
hex | bc29101561 |
808142771553 has 32 divisors (see below), whose sum is σ = 1199063040000. Its totient is φ = 480785785920.
The previous prime is 808142771551. The next prime is 808142771593. The reversal of 808142771553 is 355177241808.
It is not a de Polignac number, because 808142771553 - 21 = 808142771551 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 808142771496 and 808142771505.
It is not an unprimeable number, because it can be changed into a prime (808142771551) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 848448 + ... + 1528446.
It is an arithmetic number, because the mean of its divisors is an integer number (37470720000).
Almost surely, 2808142771553 is an apocalyptic number.
It is an amenable number.
808142771553 is a deficient number, since it is larger than the sum of its proper divisors (390920268447).
808142771553 is a wasteful number, since it uses less digits than its factorization.
808142771553 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 681029.
The product of its (nonzero) digits is 1881600, while the sum is 51.
The spelling of 808142771553 in words is "eight hundred eight billion, one hundred forty-two million, seven hundred seventy-one thousand, five hundred fifty-three".
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