Base | Representation |
---|---|
bin | 10111100000100101011… |
… | …10011010111011110001 |
3 | 2212012222202000120002112 |
4 | 23300102232122323301 |
5 | 101213302102313411 |
6 | 1415030011455105 |
7 | 112234146541625 |
oct | 13602256327361 |
9 | 2765882016075 |
10 | 807768010481 |
11 | 291632a8aa73 |
12 | 110673a57495 |
13 | 5b231414a93 |
14 | 2b14bcc1185 |
15 | 1602a264b8b |
hex | bc12b9aef1 |
807768010481 has 4 divisors (see below), whose sum is σ = 809686699764. Its totient is φ = 805849321200.
The previous prime is 807768010369. The next prime is 807768010519. The reversal of 807768010481 is 184010867708.
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 3768854881 + 803999155600 = 61391^2 + 896660^2 .
It is a cyclic number.
It is not a de Polignac number, because 807768010481 - 234 = 790588141297 is a prime.
It is a super-2 number, since 2×8077680104812 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (807768010781) 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, 959344010 + ... + 959344851.
It is an arithmetic number, because the mean of its divisors is an integer number (202421674941).
Almost surely, 2807768010481 is an apocalyptic number.
It is an amenable number.
807768010481 is a deficient number, since it is larger than the sum of its proper divisors (1918689283).
807768010481 is a wasteful number, since it uses less digits than its factorization.
807768010481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1918689282.
The product of its (nonzero) digits is 602112, while the sum is 50.
The spelling of 807768010481 in words is "eight hundred seven billion, seven hundred sixty-eight million, ten thousand, four hundred eighty-one".
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