Base | Representation |
---|---|
bin | 111110101000110… |
… | …0100110101010001 |
3 | 12102110211102202112 |
4 | 1331101210311101 |
5 | 13301022244223 |
6 | 544315555105 |
7 | 103040442113 |
oct | 17521446521 |
9 | 5373742675 |
10 | 2101759313 |
11 | 98942a975 |
12 | 4a7a5ba95 |
13 | 276585884 |
14 | 15d1c73b3 |
15 | c47b3778 |
hex | 7d464d51 |
2101759313 has 8 divisors (see below), whose sum is σ = 2121241320. Its totient is φ = 2082366720.
The previous prime is 2101759307. The next prime is 2101759337. The reversal of 2101759313 is 3139571012.
It can be written as a sum of positive squares in 4 ways, for example, as 1792421569 + 309337744 = 42337^2 + 17588^2 .
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 2101759313 - 28 = 2101759057 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2101759313.
It is not an unprimeable number, because it can be changed into a prime (2101759013) 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, 25343 + ... + 69611.
It is an arithmetic number, because the mean of its divisors is an integer number (265155165).
Almost surely, 22101759313 is an apocalyptic number.
It is an amenable number.
2101759313 is a deficient number, since it is larger than the sum of its proper divisors (19482007).
2101759313 is a wasteful number, since it uses less digits than its factorization.
2101759313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44707.
The product of its (nonzero) digits is 5670, while the sum is 32.
The square root of 2101759313 is about 45844.9486094161. The cubic root of 2101759313 is about 1280.9366746253.
The spelling of 2101759313 in words is "two billion, one hundred one million, seven hundred fifty-nine thousand, three hundred thirteen".
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