Base | Representation |
---|---|
bin | 1001011000010000011… |
… | …0011000011011000100 |
3 | 120101220102121220112022 |
4 | 2112010012120123010 |
5 | 10114443243232424 |
6 | 202004440142312 |
7 | 14432644605155 |
oct | 2260406303304 |
9 | 511812556468 |
10 | 161130055364 |
11 | 62375796513 |
12 | 2728a167998 |
13 | 1226b411835 |
14 | 7b27a3792c |
15 | 42d0cad95e |
hex | 25841986c4 |
161130055364 has 6 divisors (see below), whose sum is σ = 281977596894. Its totient is φ = 80565027680.
The previous prime is 161130055349. The next prime is 161130055369. The reversal of 161130055364 is 463550031161.
It can be written as a sum of positive squares in only one way, i.e., 137943902464 + 23186152900 = 371408^2 + 152270^2 .
It is not an unprimeable number, because it can be changed into a prime (161130055369) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20141256917 + ... + 20141256924.
It is an arithmetic number, because the mean of its divisors is an integer number (46996266149).
Almost surely, 2161130055364 is an apocalyptic number.
It is an amenable number.
161130055364 is a deficient number, since it is larger than the sum of its proper divisors (120847541530).
161130055364 is a wasteful number, since it uses less digits than its factorization.
161130055364 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40282513845 (or 40282513843 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 35.
The spelling of 161130055364 in words is "one hundred sixty-one billion, one hundred thirty million, fifty-five thousand, three hundred sixty-four".
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