Base | Representation |
---|---|
bin | 101010111100… |
… | …100000101011 |
3 | 210011221221020 |
4 | 222330200223 |
5 | 10340223044 |
6 | 1041143523 |
7 | 164455602 |
oct | 52744053 |
9 | 23157836 |
10 | 11257899 |
11 | 639a254 |
12 | 392aba3 |
13 | 24422a3 |
14 | 16d0a39 |
15 | ec5a19 |
hex | abc82b |
11257899 has 8 divisors (see below), whose sum is σ = 15800640. Its totient is φ = 7110216.
The previous prime is 11257891. The next prime is 11257901. The reversal of 11257899 is 99875211.
11257899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 11257899 - 23 = 11257891 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a plaindrome in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 11257899.
It is not an unprimeable number, because it can be changed into a prime (11257891) 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, 98697 + ... + 98810.
It is an arithmetic number, because the mean of its divisors is an integer number (1975080).
Almost surely, 211257899 is an apocalyptic number.
11257899 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
11257899 is a deficient number, since it is larger than the sum of its proper divisors (4542741).
11257899 is a wasteful number, since it uses less digits than its factorization.
11257899 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197529.
The product of its digits is 45360, while the sum is 42.
The square root of 11257899 is about 3355.2792730263. The cubic root of 11257899 is about 224.1226674530.
The spelling of 11257899 in words is "eleven million, two hundred fifty-seven thousand, eight hundred ninety-nine".
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