Base | Representation |
---|---|
bin | 100101100110101100… |
… | …0101101010101001100 |
3 | 21201102222012002222101 |
4 | 1023031120231111030 |
5 | 2310341313431430 |
6 | 101033132324444 |
7 | 5556122011411 |
oct | 1131530552514 |
9 | 251388162871 |
10 | 80755217740 |
11 | 3128024037a |
12 | 13798913724 |
13 | 77cc738512 |
14 | 3ca11a8108 |
15 | 217994bdca |
hex | 12cd62d54c |
80755217740 has 24 divisors (see below), whose sum is σ = 169972276320. Its totient is φ = 32228502528.
The previous prime is 80755217689. The next prime is 80755217779. The reversal of 80755217740 is 4771255708.
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, 4590037 + ... + 4607596.
It is an arithmetic number, because the mean of its divisors is an integer number (7082178180).
Almost surely, 280755217740 is an apocalyptic number.
It is an amenable number.
80755217740 is an abundant number, since it is smaller than the sum of its proper divisors (89217058580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80755217740 is a wasteful number, since it uses less digits than its factorization.
80755217740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9198081 (or 9198079 counting only the distinct ones).
The product of its (nonzero) digits is 548800, while the sum is 46.
The spelling of 80755217740 in words is "eighty billion, seven hundred fifty-five million, two hundred seventeen thousand, seven hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •