Base | Representation |
---|---|
bin | 110010100110111… |
… | …0110100011100001 |
3 | 11101100022221122002 |
4 | 1211031312203201 |
5 | 11434210131040 |
6 | 440300453345 |
7 | 60036603515 |
oct | 14515664341 |
9 | 4340287562 |
10 | 1698130145 |
11 | 7a1606348 |
12 | 3b484a255 |
13 | 210a7344a |
14 | 12175a145 |
15 | 9e134a15 |
hex | 653768e1 |
1698130145 has 8 divisors (see below), whose sum is σ = 2051252160. Its totient is φ = 1349506800.
The previous prime is 1698130141. The next prime is 1698130199. The reversal of 1698130145 is 5410318961.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1698130145 - 22 = 1698130141 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1698130099 and 1698130108.
It is not an unprimeable number, because it can be changed into a prime (1698130141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1123835 + ... + 1125344.
It is an arithmetic number, because the mean of its divisors is an integer number (256406520).
Almost surely, 21698130145 is an apocalyptic number.
It is an amenable number.
1698130145 is a deficient number, since it is larger than the sum of its proper divisors (353122015).
1698130145 is a wasteful number, since it uses less digits than its factorization.
1698130145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2249335.
The product of its (nonzero) digits is 25920, while the sum is 38.
The square root of 1698130145 is about 41208.3746949573. The cubic root of 1698130145 is about 1193.0454548256.
The spelling of 1698130145 in words is "one billion, six hundred ninety-eight million, one hundred thirty thousand, one hundred forty-five".
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