Base | Representation |
---|---|
bin | 10111011101101110111… |
… | …11100010000110111101 |
3 | 2212002001001212112020201 |
4 | 23232313133202012331 |
5 | 101202133232143203 |
6 | 1414214053043501 |
7 | 112151212444306 |
oct | 13566737420675 |
9 | 2762031775221 |
10 | 806237381053 |
11 | 290a17a8a475 |
12 | 110307326591 |
13 | 5b04928a1b0 |
14 | 2b0448c77ad |
15 | 15e8abb9e1d |
hex | bbb77e21bd |
806237381053 has 4 divisors (see below), whose sum is σ = 868255641148. Its totient is φ = 744219120960.
The previous prime is 806237381023. The next prime is 806237381069. The reversal of 806237381053 is 350183732608.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 436236472324 + 370000908729 = 660482^2 + 608277^2 .
It is a cyclic number.
It is not a de Polignac number, because 806237381053 - 229 = 805700510141 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 806237380994 and 806237381012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (806237381023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31009130028 + ... + 31009130053.
It is an arithmetic number, because the mean of its divisors is an integer number (217063910287).
Almost surely, 2806237381053 is an apocalyptic number.
It is an amenable number.
806237381053 is a deficient number, since it is larger than the sum of its proper divisors (62018260095).
806237381053 is a wasteful number, since it uses less digits than its factorization.
806237381053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62018260094.
The product of its (nonzero) digits is 725760, while the sum is 46.
The spelling of 806237381053 in words is "eight hundred six billion, two hundred thirty-seven million, three hundred eighty-one thousand, fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •