Base | Representation |
---|---|
bin | 10100111000111100… |
… | …10001000111111110 |
3 | 1001221121012212012101 |
4 | 22130132101013332 |
5 | 140432032133000 |
6 | 5052510455314 |
7 | 544630621360 |
oct | 123436210776 |
9 | 31847185171 |
10 | 11215114750 |
11 | 4835704784 |
12 | 220bb0453a |
13 | 1099674598 |
14 | 7856a8d30 |
15 | 4598d1e6a |
hex | 29c7911fe |
11215114750 has 32 divisors (see below), whose sum is σ = 23993940672. Its totient is φ = 3845181600.
The previous prime is 11215114723. The next prime is 11215114751. The reversal of 11215114750 is 5741151211.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11215114751) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3202569 + ... + 3206068.
It is an arithmetic number, because the mean of its divisors is an integer number (749810646).
Almost surely, 211215114750 is an apocalyptic number.
11215114750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11215114750 is an abundant number, since it is smaller than the sum of its proper divisors (12778825922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11215114750 is an equidigital number, since it uses as much as digits as its factorization.
11215114750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6408661 (or 6408651 counting only the distinct ones).
The product of its (nonzero) digits is 1400, while the sum is 28.
Adding to 11215114750 its reverse (5741151211), we get a palindrome (16956265961).
The spelling of 11215114750 in words is "eleven billion, two hundred fifteen million, one hundred fourteen thousand, seven hundred fifty".
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