Base | Representation |
---|---|
bin | 100001000001010000001… |
… | …001001001111111101001 |
3 | 22000220220121002111202101 |
4 | 201001100021021333221 |
5 | 244134042322403201 |
6 | 4454223155533401 |
7 | 322636045620244 |
oct | 41012011117751 |
9 | 8026817074671 |
10 | 2269087309801 |
11 | 7a53506a4434 |
12 | 3079208ba261 |
13 | 135c87bb0300 |
14 | 7bb7828625b |
15 | 3e05687ad01 |
hex | 21050249fe9 |
2269087309801 has 9 divisors (see below), whose sum is σ = 2457080244549. Its totient is φ = 2094524055936.
The previous prime is 2269087309787. The next prime is 2269087309817. The reversal of 2269087309801 is 1089037809622.
The square root of 2269087309801 is 1506349.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 28257946201 + 2240829363600 = 168101^2 + 1496940^2 .
It is not a de Polignac number, because 2269087309801 - 27 = 2269087309673 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2269087309831) 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 in 8 ways as a sum of consecutive naturals, for example, 19524601 + ... + 19640473.
It is an arithmetic number, because the mean of its divisors is an integer number (273008916061).
Almost surely, 22269087309801 is an apocalyptic number.
2269087309801 is the 1506349-th square number.
2269087309801 is the 753175-th centered octagonal number.
It is an amenable number.
2269087309801 is a deficient number, since it is larger than the sum of its proper divisors (187992934748).
2269087309801 is an frugal number, since it uses more digits than its factorization.
2269087309801 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 231772 (or 115886 counting only the distinct ones).
The product of its (nonzero) digits is 2612736, while the sum is 55.
The spelling of 2269087309801 in words is "two trillion, two hundred sixty-nine billion, eighty-seven million, three hundred nine thousand, eight hundred one".
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