Base | Representation |
---|---|
bin | 1001101000101… |
… | …00110010011111 |
3 | 12122002100202011 |
4 | 10310110302133 |
5 | 131142404003 |
6 | 12004212051 |
7 | 2001001603 |
oct | 464246237 |
9 | 178070664 |
10 | 80825503 |
11 | 41695440 |
12 | 2309a027 |
13 | 1398c055 |
14 | aa3d503 |
15 | 716846d |
hex | 4d14c9f |
80825503 has 8 divisors (see below), whose sum is σ = 88277760. Its totient is φ = 73390680.
The previous prime is 80825471. The next prime is 80825533. The reversal of 80825503 is 30552808.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80825503 - 25 = 80825471 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80825533) 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, 6538 + ... + 14296.
It is an arithmetic number, because the mean of its divisors is an integer number (11034720).
Almost surely, 280825503 is an apocalyptic number.
80825503 is a deficient number, since it is larger than the sum of its proper divisors (7452257).
80825503 is a wasteful number, since it uses less digits than its factorization.
80825503 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8717.
The product of its (nonzero) digits is 9600, while the sum is 31.
The square root of 80825503 is about 8990.3004955341. The cubic root of 80825503 is about 432.3639462015.
The spelling of 80825503 in words is "eighty million, eight hundred twenty-five thousand, five hundred three".
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