Base | Representation |
---|---|
bin | 100010010011110… |
… | …0110000010100011 |
3 | 2222020020112211102 |
4 | 1010213212002203 |
5 | 4324203330430 |
6 | 310122505015 |
7 | 40346203010 |
oct | 10447460243 |
9 | 2866215742 |
10 | 1151230115 |
11 | 540926252 |
12 | 28166516b |
13 | 154679c69 |
14 | acc76707 |
15 | 6b105345 |
hex | 449e60a3 |
1151230115 has 8 divisors (see below), whose sum is σ = 1578829920. Its totient is φ = 789414912.
The previous prime is 1151230111. The next prime is 1151230127. The reversal of 1151230115 is 5110321511.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1151230115 - 22 = 1151230111 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1151230111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16446110 + ... + 16446179.
It is an arithmetic number, because the mean of its divisors is an integer number (197353740).
Almost surely, 21151230115 is an apocalyptic number.
1151230115 is a deficient number, since it is larger than the sum of its proper divisors (427599805).
1151230115 is an equidigital number, since it uses as much as digits as its factorization.
1151230115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32892301.
The product of its (nonzero) digits is 150, while the sum is 20.
The square root of 1151230115 is about 33929.7821242636. The cubic root of 1151230115 is about 1048.0629790809.
Adding to 1151230115 its reverse (5110321511), we get a palindrome (6261551626).
The spelling of 1151230115 in words is "one billion, one hundred fifty-one million, two hundred thirty thousand, one hundred fifteen".
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