Base | Representation |
---|---|
bin | 100101011110001010… |
… | …1110001101000010001 |
3 | 21200201001001202010000 |
4 | 1022330111301220101 |
5 | 2304300111024431 |
6 | 100544515000213 |
7 | 5546050136202 |
oct | 1127425615021 |
9 | 250631052100 |
10 | 80469236241 |
11 | 31143871229 |
12 | 13718b99069 |
13 | 77854083b4 |
14 | 3c752035a9 |
15 | 215e7ab9e6 |
hex | 12bc571a11 |
80469236241 has 45 divisors (see below), whose sum is σ = 123235782219. Its totient is φ = 52327087344.
The previous prime is 80469236231. The next prime is 80469236269. The reversal of 80469236241 is 14263296408.
The square root of 80469236241 is 283671.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 78722330625 + 1746905616 = 280575^2 + 41796^2 .
It is not a de Polignac number, because 80469236241 - 221 = 80467139089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (80469236231) 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 44 ways as a sum of consecutive naturals, for example, 109780311 + ... + 109781043.
Almost surely, 280469236241 is an apocalyptic number.
80469236241 is a gapful number since it is divisible by the number (81) formed by its first and last digit.
80469236241 is the 283671-st square number.
80469236241 is the 141836-th centered octagonal number.
It is an amenable number.
80469236241 is a deficient number, since it is larger than the sum of its proper divisors (42766545978).
80469236241 is an frugal number, since it uses more digits than its factorization.
80469236241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1564 (or 779 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 45.
The spelling of 80469236241 in words is "eighty billion, four hundred sixty-nine million, two hundred thirty-six thousand, two hundred forty-one".
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