Base | Representation |
---|---|
bin | 111100111010111… |
… | …010011101001101 |
3 | 2122020012212201102 |
4 | 330322322131031 |
5 | 4043122423444 |
6 | 245230352445 |
7 | 34220336411 |
oct | 7472723515 |
9 | 2566185642 |
10 | 1022076749 |
11 | 484a32431 |
12 | 24635b725 |
13 | 133999955 |
14 | 99a56d41 |
15 | 5eae284e |
hex | 3ceba74d |
1022076749 has 2 divisors, whose sum is σ = 1022076750. Its totient is φ = 1022076748.
The previous prime is 1022076743. The next prime is 1022076787. The reversal of 1022076749 is 9476702201.
It is an a-pointer prime, because the next prime (1022076787) can be obtained adding 1022076749 to its sum of digits (38).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 633277225 + 388799524 = 25165^2 + 19718^2 .
It is a cyclic number.
It is not a de Polignac number, because 1022076749 - 216 = 1022011213 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1022076743) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511038374 + 511038375.
It is an arithmetic number, because the mean of its divisors is an integer number (511038375).
Almost surely, 21022076749 is an apocalyptic number.
It is an amenable number.
1022076749 is a deficient number, since it is larger than the sum of its proper divisors (1).
1022076749 is an equidigital number, since it uses as much as digits as its factorization.
1022076749 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 42336, while the sum is 38.
The square root of 1022076749 is about 31969.9350796964. The cubic root of 1022076749 is about 1007.3054172509.
The spelling of 1022076749 in words is "one billion, twenty-two million, seventy-six thousand, seven hundred forty-nine".
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