Base | Representation |
---|---|
bin | 100001011100110… |
… | …0111101100101101 |
3 | 2220012222212210222 |
4 | 1002321213230231 |
5 | 4244313313234 |
6 | 303212541125 |
7 | 36546152216 |
oct | 10271475455 |
9 | 2805885728 |
10 | 1122401069 |
11 | 526625599 |
12 | 273a817a5 |
13 | 14b6c4c5a |
14 | a90d040d |
15 | 6880d42e |
hex | 42e67b2d |
1122401069 has 2 divisors, whose sum is σ = 1122401070. Its totient is φ = 1122401068.
The previous prime is 1122401053. The next prime is 1122401141. The reversal of 1122401069 is 9601042211.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1118032969 + 4368100 = 33437^2 + 2090^2 .
It is a cyclic number.
It is not a de Polignac number, because 1122401069 - 24 = 1122401053 is a prime.
It is a super-2 number, since 2×11224010692 = 2519568319384685522, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1122401029) by changing a digit.
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 as a sum of consecutive naturals, namely, 561200534 + 561200535.
It is an arithmetic number, because the mean of its divisors is an integer number (561200535).
Almost surely, 21122401069 is an apocalyptic number.
It is an amenable number.
1122401069 is a deficient number, since it is larger than the sum of its proper divisors (1).
1122401069 is an equidigital number, since it uses as much as digits as its factorization.
1122401069 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 864, while the sum is 26.
The square root of 1122401069 is about 33502.2546853193. The cubic root of 1122401069 is about 1039.2404059575.
The spelling of 1122401069 in words is "one billion, one hundred twenty-two million, four hundred one thousand, sixty-nine".
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