Base | Representation |
---|---|
bin | 101010001111… |
… | …001001101111 |
3 | 202211112002012 |
4 | 222033021233 |
5 | 10313301421 |
6 | 1033151435 |
7 | 163053131 |
oct | 52171157 |
9 | 22745065 |
10 | 11072111 |
11 | 6282706 |
12 | 385b57b |
13 | 23a885b |
14 | 1683051 |
15 | e8a95b |
hex | a8f26f |
11072111 has 8 divisors (see below), whose sum is σ = 11262240. Its totient is φ = 10883808.
The previous prime is 11072099. The next prime is 11072123. The reversal of 11072111 is 11127011.
It is an interprime number because it is at equal distance from previous prime (11072099) and next prime (11072123).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11072111 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11072141) 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, 16790 + ... + 17436.
It is an arithmetic number, because the mean of its divisors is an integer number (1407780).
Almost surely, 211072111 is an apocalyptic number.
11072111 is a deficient number, since it is larger than the sum of its proper divisors (190129).
11072111 is a wasteful number, since it uses less digits than its factorization.
11072111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 913.
The product of its (nonzero) digits is 14, while the sum is 14.
The square root of 11072111 is about 3327.4781742335. The cubic root of 11072111 is about 222.8829310387.
Adding to 11072111 its reverse (11127011), we get a palindrome (22199122).
The spelling of 11072111 in words is "eleven million, seventy-two thousand, one hundred eleven".
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