Base | Representation |
---|---|
bin | 1001101000101… |
… | …00010111001001 |
3 | 12122002021100100 |
4 | 10310110113021 |
5 | 131142330003 |
6 | 12004200013 |
7 | 2000663523 |
oct | 464242711 |
9 | 178067310 |
10 | 80823753 |
11 | 4169409a |
12 | 23099009 |
13 | 1398b30a |
14 | aa3ca13 |
15 | 7167ba3 |
hex | 4d145c9 |
80823753 has 6 divisors (see below), whose sum is σ = 116745434. Its totient is φ = 53882496.
The previous prime is 80823733. The next prime is 80823793. The reversal of 80823753 is 35732808.
It can be written as a sum of positive squares in only one way, i.e., 71014329 + 9809424 = 8427^2 + 3132^2 .
It is not a de Polignac number, because 80823753 - 28 = 80823497 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80823733) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4490200 + ... + 4490217.
Almost surely, 280823753 is an apocalyptic number.
It is an amenable number.
80823753 is a deficient number, since it is larger than the sum of its proper divisors (35921681).
80823753 is a wasteful number, since it uses less digits than its factorization.
80823753 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8980423 (or 8980420 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 36.
The square root of 80823753 is about 8990.2031678934. The cubic root of 80823753 is about 432.3608257245.
The spelling of 80823753 in words is "eighty million, eight hundred twenty-three thousand, seven hundred fifty-three".
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