Base | Representation |
---|---|
bin | 111100111011011… |
… | …011010001001001 |
3 | 2122020110201002001 |
4 | 330323123101021 |
5 | 4043141224040 |
6 | 245233311001 |
7 | 34221436264 |
oct | 7473332111 |
9 | 2566421061 |
10 | 1022211145 |
11 | 4850143aa |
12 | 246405461 |
13 | 133a15b87 |
14 | 99a8dcdb |
15 | 5eb1c59a |
hex | 3cedb449 |
1022211145 has 8 divisors (see below), whose sum is σ = 1228518720. Its totient is φ = 816525360.
The previous prime is 1022211137. The next prime is 1022211217. The reversal of 1022211145 is 5411122201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1022211145 - 23 = 1022211137 is a prime.
It is a super-2 number, since 2×10222111452 = 2089831249924422050, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151821 + ... + 158410.
It is an arithmetic number, because the mean of its divisors is an integer number (153564840).
Almost surely, 21022211145 is an apocalyptic number.
It is an amenable number.
1022211145 is a deficient number, since it is larger than the sum of its proper divisors (206307575).
1022211145 is an equidigital number, since it uses as much as digits as its factorization.
1022211145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 310895.
The product of its (nonzero) digits is 160, while the sum is 19.
The square root of 1022211145 is about 31972.0369229112. The cubic root of 1022211145 is about 1007.3495665400.
Adding to 1022211145 its reverse (5411122201), we get a palindrome (6433333346).
The spelling of 1022211145 in words is "one billion, twenty-two million, two hundred eleven thousand, one hundred forty-five".
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