Base | Representation |
---|---|
bin | 10100111010110101… |
… | …10100111100011111 |
3 | 1001222201002102002201 |
4 | 22131122310330133 |
5 | 141000113140421 |
6 | 5054235032331 |
7 | 545212561255 |
oct | 123532647437 |
9 | 31881072081 |
10 | 11230990111 |
11 | 4843668110 |
12 | 221529b6a7 |
13 | 109ca424a3 |
14 | 78783c5d5 |
15 | 45aebab91 |
hex | 29d6b4f1f |
11230990111 has 8 divisors (see below), whose sum is σ = 12348463104. Its totient is φ = 10129596120.
The previous prime is 11230990097. The next prime is 11230990129. The reversal of 11230990111 is 11109903211.
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 11230990111 - 227 = 11096772383 is a prime.
It is a super-2 number, since 2×112309901112 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 11230990111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11230990171) 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, 4018285 + ... + 4021078.
It is an arithmetic number, because the mean of its divisors is an integer number (1543557888).
Almost surely, 211230990111 is an apocalyptic number.
11230990111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
11230990111 is a deficient number, since it is larger than the sum of its proper divisors (1117472993).
11230990111 is a wasteful number, since it uses less digits than its factorization.
11230990111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8039501.
The product of its (nonzero) digits is 486, while the sum is 28.
The spelling of 11230990111 in words is "eleven billion, two hundred thirty million, nine hundred ninety thousand, one hundred eleven".
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