Base | Representation |
---|---|
bin | 111111111100001… |
… | …1011000101000010 |
3 | 12112112010120011001 |
4 | 1333320123011002 |
5 | 13343221404120 |
6 | 552521242214 |
7 | 104111266330 |
oct | 17770330502 |
9 | 5475116131 |
10 | 2145497410 |
11 | a01093a61 |
12 | 4ba63336a |
13 | 28265a9c4 |
14 | 164d30b50 |
15 | c8552e0a |
hex | 7fe1b142 |
2145497410 has 64 divisors (see below), whose sum is σ = 4721649408. Its totient is φ = 685154304.
The previous prime is 2145497381. The next prime is 2145497441. The reversal of 2145497410 is 147945412.
It is a self number, because there is not a number n which added to its sum of digits gives 2145497410.
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 31 ways as a sum of consecutive naturals, for example, 106137 + ... + 124723.
It is an arithmetic number, because the mean of its divisors is an integer number (73775772).
Almost surely, 22145497410 is an apocalyptic number.
2145497410 is an abundant number, since it is smaller than the sum of its proper divisors (2576151998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2145497410 is a wasteful number, since it uses less digits than its factorization.
2145497410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18715.
The product of its (nonzero) digits is 40320, while the sum is 37.
The square root of 2145497410 is about 46319.5143541035. The cubic root of 2145497410 is about 1289.7612702472.
The spelling of 2145497410 in words is "two billion, one hundred forty-five million, four hundred ninety-seven thousand, four hundred ten".
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