Base | Representation |
---|---|
bin | 1001100101110… |
… | …10001011111111 |
3 | 12121101111200120 |
4 | 10302322023333 |
5 | 131044020044 |
6 | 11552230023 |
7 | 1664564634 |
oct | 462721377 |
9 | 177344616 |
10 | 80454399 |
11 | 41461643 |
12 | 22b3b313 |
13 | 1388c16c |
14 | a98418b |
15 | 70e3519 |
hex | 4cba2ff |
80454399 has 8 divisors (see below), whose sum is σ = 107336880. Its totient is φ = 53604096.
The previous prime is 80454377. The next prime is 80454427. The reversal of 80454399 is 99345408.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80454399 - 212 = 80450303 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 80454399.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80454329) 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 7 ways as a sum of consecutive naturals, for example, 1432 + ... + 12765.
It is an arithmetic number, because the mean of its divisors is an integer number (13417110).
Almost surely, 280454399 is an apocalyptic number.
80454399 is a deficient number, since it is larger than the sum of its proper divisors (26882481).
80454399 is a wasteful number, since it uses less digits than its factorization.
80454399 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16089.
The product of its (nonzero) digits is 155520, while the sum is 42.
The square root of 80454399 is about 8969.6376180981. The cubic root of 80454399 is about 431.7012090709.
The spelling of 80454399 in words is "eighty million, four hundred fifty-four thousand, three hundred ninety-nine".
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