Base | Representation |
---|---|
bin | 111010010110111110101… |
… | …1010011111111111011000 |
3 | 1001101210002220101101011120 |
4 | 1310231331122133333120 |
5 | 2022403103324243113 |
6 | 25020413000325240 |
7 | 1455325046305122 |
oct | 164557532377730 |
9 | 31353086341146 |
10 | 8020808040408 |
11 | 2612673044a49 |
12 | a965a0473820 |
13 | 4624888085c7 |
14 | 1da2cddc4212 |
15 | dd98dae5a23 |
hex | 74b7d69ffd8 |
8020808040408 has 32 divisors (see below), whose sum is σ = 20052114275760. Its totient is φ = 2673590123520.
The previous prime is 8020808040403. The next prime is 8020808040431. The reversal of 8020808040408 is 8040408080208.
It is a self number, because there is not a number n which added to its sum of digits gives 8020808040408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8020808040403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5439216 + ... + 6754752.
Almost surely, 28020808040408 is an apocalyptic number.
It is an amenable number.
8020808040408 is an abundant number, since it is smaller than the sum of its proper divisors (12031306235352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8020808040408 is a wasteful number, since it uses less digits than its factorization.
8020808040408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1569587 (or 1569583 counting only the distinct ones).
The product of its (nonzero) digits is 131072, while the sum is 42.
It can be divided in two parts, 802080 and 8040408, that added together give a palindrome (8842488).
The spelling of 8020808040408 in words is "eight trillion, twenty billion, eight hundred eight million, forty thousand, four hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •