Base | Representation |
---|---|
bin | 111100111010101… |
… | …000000001001101 |
3 | 2122020002001010101 |
4 | 330322220001031 |
5 | 4043113014404 |
6 | 245225011101 |
7 | 34216603264 |
oct | 7472500115 |
9 | 2566061111 |
10 | 1022001229 |
11 | 484990717 |
12 | 246323a91 |
13 | 133971472 |
14 | 99a375db |
15 | 5eaca2a4 |
hex | 3cea804d |
1022001229 has 8 divisors (see below), whose sum is σ = 1048088448. Its totient is φ = 996095040.
The previous prime is 1022001187. The next prime is 1022001289. The reversal of 1022001229 is 9221002201.
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 1022001229 - 215 = 1021968461 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 (1022001289) 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, 33787 + ... + 56440.
It is an arithmetic number, because the mean of its divisors is an integer number (131011056).
Almost surely, 21022001229 is an apocalyptic number.
It is an amenable number.
1022001229 is a deficient number, since it is larger than the sum of its proper divisors (26087219).
1022001229 is an equidigital number, since it uses as much as digits as its factorization.
1022001229 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90515.
The product of its (nonzero) digits is 144, while the sum is 19.
The square root of 1022001229 is about 31968.7539481913. The cubic root of 1022001229 is about 1007.2806071184.
The spelling of 1022001229 in words is "one billion, twenty-two million, one thousand, two hundred twenty-nine".
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