Base | Representation |
---|---|
bin | 111111000010110… |
… | …1110001011001010 |
3 | 12110102112221010200 |
4 | 1332011232023022 |
5 | 13313022212231 |
6 | 545524553030 |
7 | 103264564452 |
oct | 17605561312 |
9 | 5412487120 |
10 | 2115429066 |
11 | 996117193 |
12 | 4b0552776 |
13 | 27936089a |
14 | 160d44d62 |
15 | c5ab3be6 |
hex | 7e16e2ca |
2115429066 has 12 divisors (see below), whose sum is σ = 4583429682. Its totient is φ = 705143016.
The previous prime is 2115429061. The next prime is 2115429073. The reversal of 2115429066 is 6609245112.
2115429066 is a `hidden beast` number, since 21 + 1 + 542 + 90 + 6 + 6 = 666.
It can be written as a sum of positive squares in only one way, i.e., 2067611841 + 47817225 = 45471^2 + 6915^2 .
It is a super-3 number, since 3×21154290663 (a number of 29 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2115429066.
It is not an unprimeable number, because it can be changed into a prime (2115429061) 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 5 ways as a sum of consecutive naturals, for example, 58761901 + ... + 58761936.
Almost surely, 22115429066 is an apocalyptic number.
2115429066 is an abundant number, since it is smaller than the sum of its proper divisors (2468000616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2115429066 is a wasteful number, since it uses less digits than its factorization.
2115429066 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117523845 (or 117523842 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 2115429066 is about 45993.7937769869. The cubic root of 2115429066 is about 1283.7077281892.
The spelling of 2115429066 in words is "two billion, one hundred fifteen million, four hundred twenty-nine thousand, sixty-six".
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