Base | Representation |
---|---|
bin | 1001100011010… |
… | …01111100100101 |
3 | 12120202210211202 |
4 | 10301221330211 |
5 | 131003010413 |
6 | 11541212245 |
7 | 1662025502 |
oct | 461517445 |
9 | 176683752 |
10 | 80125733 |
11 | 41257716 |
12 | 22a01085 |
13 | 137a569c |
14 | a8da4a9 |
15 | 707ae58 |
hex | 4c69f25 |
80125733 has 2 divisors, whose sum is σ = 80125734. Its totient is φ = 80125732.
The previous prime is 80125723. The next prime is 80125763. The reversal of 80125733 is 33752108.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 74356129 + 5769604 = 8623^2 + 2402^2 .
It is a cyclic number.
It is not a de Polignac number, because 80125733 - 28 = 80125477 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 80125696 and 80125705.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (80125723) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40062866 + 40062867.
It is an arithmetic number, because the mean of its divisors is an integer number (40062867).
Almost surely, 280125733 is an apocalyptic number.
It is an amenable number.
80125733 is a deficient number, since it is larger than the sum of its proper divisors (1).
80125733 is an equidigital number, since it uses as much as digits as its factorization.
80125733 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 80125733 is about 8951.2978388611. The cubic root of 80125733 is about 431.1125561298.
The spelling of 80125733 in words is "eighty million, one hundred twenty-five thousand, seven hundred thirty-three".
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