Base | Representation |
---|---|
bin | 10100101100101001… |
… | …11111110100110101 |
3 | 1001200102020011120111 |
4 | 22112110333310311 |
5 | 140224134140201 |
6 | 5034345103021 |
7 | 542236423363 |
oct | 122624776465 |
9 | 31612204514 |
10 | 11112021301 |
11 | 47924a0087 |
12 | 21a1487a71 |
13 | 10811b9a44 |
14 | 775b10633 |
15 | 45081ab51 |
hex | 29653fd35 |
11112021301 has 4 divisors (see below), whose sum is σ = 11176252812. Its totient is φ = 11047789792.
The previous prime is 11112021299. The next prime is 11112021329. The reversal of 11112021301 is 10312021111.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10312021111 = 7 ⋅1473145873.
It can be written as a sum of positive squares in 2 ways, for example, as 6733023025 + 4378998276 = 82055^2 + 66174^2 .
It is a cyclic number.
It is not a de Polignac number, because 11112021301 - 21 = 11112021299 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 (11112021391) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32115496 + ... + 32115841.
It is an arithmetic number, because the mean of its divisors is an integer number (2794063203).
Almost surely, 211112021301 is an apocalyptic number.
It is an amenable number.
11112021301 is a deficient number, since it is larger than the sum of its proper divisors (64231511).
11112021301 is an equidigital number, since it uses as much as digits as its factorization.
11112021301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64231510.
The product of its (nonzero) digits is 12, while the sum is 13.
Adding to 11112021301 its reverse (10312021111), we get a palindrome (21424042412).
The spelling of 11112021301 in words is "eleven billion, one hundred twelve million, twenty-one thousand, three hundred one".
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