Base | Representation |
---|---|
bin | 1101110000001… |
… | …10011011000101 |
3 | 22001002101102201 |
4 | 12320012123011 |
5 | 214013312134 |
6 | 15240434501 |
7 | 2600424502 |
oct | 670063305 |
9 | 261071381 |
10 | 115369669 |
11 | 5a139a38 |
12 | 32778a31 |
13 | 1ab9549c |
14 | 114724a9 |
15 | a1dd914 |
hex | 6e066c5 |
115369669 has 4 divisors (see below), whose sum is σ = 115786444. Its totient is φ = 114952896.
The previous prime is 115369651. The next prime is 115369697. The reversal of 115369669 is 966963511.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 966963511 = 277 ⋅3490843.
It can be written as a sum of positive squares in 2 ways, for example, as 21996100 + 93373569 = 4690^2 + 9663^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-115369669 is a prime.
It is a super-2 number, since 2×1153696692 = 26620321050339122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115369699) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207972 + ... + 208525.
It is an arithmetic number, because the mean of its divisors is an integer number (28946611).
Almost surely, 2115369669 is an apocalyptic number.
It is an amenable number.
115369669 is a deficient number, since it is larger than the sum of its proper divisors (416775).
115369669 is an equidigital number, since it uses as much as digits as its factorization.
115369669 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 416774.
The product of its digits is 262440, while the sum is 46.
The square root of 115369669 is about 10741.0273717182. The cubic root of 115369669 is about 486.8149223572.
The spelling of 115369669 in words is "one hundred fifteen million, three hundred sixty-nine thousand, six hundred sixty-nine".
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