Base | Representation |
---|---|
bin | 111001000111001… |
… | …0101110110100001 |
3 | 11221112222021122202 |
4 | 1302032111312201 |
5 | 12411042042040 |
6 | 514054142545 |
7 | 65326544435 |
oct | 16216256641 |
9 | 4845867582 |
10 | 1916362145 |
11 | 8a3811275 |
12 | 455951a55 |
13 | 2470421c9 |
14 | 1427269c5 |
15 | b3391015 |
hex | 72395da1 |
1916362145 has 8 divisors (see below), whose sum is σ = 2434907304. Its totient is φ = 1442907904.
The previous prime is 1916362121. The next prime is 1916362163. The reversal of 1916362145 is 5412636191.
It can be written as a sum of positive squares in 4 ways, for example, as 162511504 + 1753850641 = 12748^2 + 41879^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1916362145 - 216 = 1916296609 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1916362099 and 1916362108.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11272634 + ... + 11272803.
It is an arithmetic number, because the mean of its divisors is an integer number (304363413).
Almost surely, 21916362145 is an apocalyptic number.
It is an amenable number.
1916362145 is a deficient number, since it is larger than the sum of its proper divisors (518545159).
1916362145 is a wasteful number, since it uses less digits than its factorization.
1916362145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22545459.
The product of its digits is 38880, while the sum is 38.
The square root of 1916362145 is about 43776.2737678757. The cubic root of 1916362145 is about 1242.1075296101.
The spelling of 1916362145 in words is "one billion, nine hundred sixteen million, three hundred sixty-two thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •