Base | Representation |
---|---|
bin | 11101011010100… |
… | …011001000010011 |
3 | 1021101121100020000 |
4 | 131122203020103 |
5 | 2002313431044 |
6 | 120545221043 |
7 | 15141446205 |
oct | 3532431023 |
9 | 1241540200 |
10 | 493498899 |
11 | 233627033 |
12 | 119331783 |
13 | 7b319caa |
14 | 49782775 |
15 | 2d4d1d69 |
hex | 1d6a3213 |
493498899 has 40 divisors (see below), whose sum is σ = 783295920. Its totient is φ = 308565504.
The previous prime is 493498897. The next prime is 493498921. The reversal of 493498899 is 998894394.
It is not a de Polignac number, because 493498899 - 21 = 493498897 is a prime.
It is not an unprimeable number, because it can be changed into a prime (493498897) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 609607 + ... + 610415.
It is an arithmetic number, because the mean of its divisors is an integer number (19582398).
Almost surely, 2493498899 is an apocalyptic number.
493498899 is a deficient number, since it is larger than the sum of its proper divisors (289797021).
493498899 is a wasteful number, since it uses less digits than its factorization.
493498899 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1281 (or 1272 counting only the distinct ones).
The product of its digits is 20155392, while the sum is 63.
The square root of 493498899 is about 22214.8351107993. The cubic root of 493498899 is about 790.2455568437.
The spelling of 493498899 in words is "four hundred ninety-three million, four hundred ninety-eight thousand, eight hundred ninety-nine".
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