Base | Representation |
---|---|
bin | 1010011100111000… |
… | …0000001001110001 |
3 | 21020111222102110112 |
4 | 2213032000021301 |
5 | 21221144400323 |
6 | 1142214511105 |
7 | 126344031221 |
oct | 24716001161 |
9 | 7214872415 |
10 | 2805465713 |
11 | 120a680a06 |
12 | 663665495 |
13 | 3592c1cab |
14 | 1c8848081 |
15 | 116469178 |
hex | a7380271 |
2805465713 has 16 divisors (see below), whose sum is σ = 2984884560. Its totient is φ = 2632089600.
The previous prime is 2805465709. The next prime is 2805465757. The reversal of 2805465713 is 3175645082.
It can be written as a sum of positive squares in 8 ways, for example, as 50580544 + 2754885169 = 7112^2 + 52487^2 .
It is a cyclic number.
It is not a de Polignac number, because 2805465713 - 22 = 2805465709 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2805465703) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300983 + ... + 310163.
It is an arithmetic number, because the mean of its divisors is an integer number (186555285).
Almost surely, 22805465713 is an apocalyptic number.
It is an amenable number.
2805465713 is a deficient number, since it is larger than the sum of its proper divisors (179418847).
2805465713 is a wasteful number, since it uses less digits than its factorization.
2805465713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9508.
The product of its (nonzero) digits is 201600, while the sum is 41.
The square root of 2805465713 is about 52966.6471753688. The cubic root of 2805465713 is about 1410.3762577513.
The spelling of 2805465713 in words is "two billion, eight hundred five million, four hundred sixty-five thousand, seven hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.020 sec. • engine limits •