Base | Representation |
---|---|
bin | 100001011000010… |
… | …0000001111010101 |
3 | 2220001111110120002 |
4 | 1002300200033111 |
5 | 4243210324341 |
6 | 303045421045 |
7 | 36516636560 |
oct | 10260401725 |
9 | 2801443502 |
10 | 1120011221 |
11 | 52524300a |
12 | 27310a785 |
13 | 14b069244 |
14 | a8a6b4d7 |
15 | 684da29b |
hex | 42c203d5 |
1120011221 has 16 divisors (see below), whose sum is σ = 1426642560. Its totient is φ = 855982080.
The previous prime is 1120011209. The next prime is 1120011241. The reversal of 1120011221 is 1221100211.
It is a cyclic number.
It is not a de Polignac number, because 1120011221 - 210 = 1120010197 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1120011241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245420 + ... + 249941.
It is an arithmetic number, because the mean of its divisors is an integer number (89165160).
Almost surely, 21120011221 is an apocalyptic number.
It is an amenable number.
1120011221 is a deficient number, since it is larger than the sum of its proper divisors (306631339).
1120011221 is a wasteful number, since it uses less digits than its factorization.
1120011221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 495404.
The product of its (nonzero) digits is 8, while the sum is 11.
The square root of 1120011221 is about 33466.5687066959. The cubic root of 1120011221 is about 1038.5022885120.
Adding to 1120011221 its reverse (1221100211), we get a palindrome (2341111432).
The spelling of 1120011221 in words is "one billion, one hundred twenty million, eleven thousand, two hundred twenty-one".
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