Base | Representation |
---|---|
bin | 1011111001011… |
… | …11001111110001 |
3 | 20221210210011112 |
4 | 11330233033301 |
5 | 201022330431 |
6 | 13523123105 |
7 | 2321233061 |
oct | 574571761 |
9 | 227723145 |
10 | 99808241 |
11 | 51380455 |
12 | 29513495 |
13 | 178a7440 |
14 | d3813a1 |
15 | 8b67c2b |
hex | 5f2f3f1 |
99808241 has 8 divisors (see below), whose sum is σ = 113808744. Its totient is φ = 86711040.
The previous prime is 99808231. The next prime is 99808243. The reversal of 99808241 is 14280899.
It can be written as a sum of positive squares in 4 ways, for example, as 2371600 + 97436641 = 1540^2 + 9871^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 99808241 - 226 = 32699377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (99808243) 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, 225590 + ... + 226031.
It is an arithmetic number, because the mean of its divisors is an integer number (14226093).
Almost surely, 299808241 is an apocalyptic number.
It is an amenable number.
99808241 is a deficient number, since it is larger than the sum of its proper divisors (14000503).
99808241 is a wasteful number, since it uses less digits than its factorization.
99808241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 451651.
The product of its (nonzero) digits is 41472, while the sum is 41.
The square root of 99808241 is about 9990.4074491484. The cubic root of 99808241 is about 463.8620047054.
The spelling of 99808241 in words is "ninety-nine million, eight hundred eight thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •