Base | Representation |
---|---|
bin | 100000111111100… |
… | …1000111111100001 |
3 | 2212011011000211121 |
4 | 1001333020333201 |
5 | 4231402232240 |
6 | 301504212241 |
7 | 36301643041 |
oct | 10177107741 |
9 | 2764130747 |
10 | 1107070945 |
11 | 518a04872 |
12 | 26a90a081 |
13 | 148488286 |
14 | a705d721 |
15 | 672d104a |
hex | 41fc8fe1 |
1107070945 has 4 divisors (see below), whose sum is σ = 1328485140. Its totient is φ = 885656752.
The previous prime is 1107070919. The next prime is 1107070961. The reversal of 1107070945 is 5490707011.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 611028961 + 496041984 = 24719^2 + 22272^2 .
It is a cyclic number.
It is not a de Polignac number, because 1107070945 - 213 = 1107062753 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1107070945.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 110707090 + ... + 110707099.
It is an arithmetic number, because the mean of its divisors is an integer number (332121285).
Almost surely, 21107070945 is an apocalyptic number.
It is an amenable number.
1107070945 is a deficient number, since it is larger than the sum of its proper divisors (221414195).
1107070945 is an equidigital number, since it uses as much as digits as its factorization.
1107070945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 221414194.
The product of its (nonzero) digits is 8820, while the sum is 34.
The square root of 1107070945 is about 33272.6756513509. The cubic root of 1107070945 is about 1034.4872704478.
Adding to 1107070945 its reverse (5490707011), we get a palindrome (6597777956).
The spelling of 1107070945 in words is "one billion, one hundred seven million, seventy thousand, nine hundred forty-five".
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