Base | Representation |
---|---|
bin | 111101010000111011100… |
… | …0111010101000101101000 |
3 | 1002210221211122012201010111 |
4 | 1322201313013111011220 |
5 | 2100423413340411443 |
6 | 25524053432224104 |
7 | 1526222530506223 |
oct | 172416707250550 |
9 | 32727748181114 |
10 | 8420134310248 |
11 | 2756a6033a961 |
12 | b3ba65b3b034 |
13 | 4910276a473b |
14 | 2117728ca5ba |
15 | e90612aa69d |
hex | 7a8771d5168 |
8420134310248 has 16 divisors (see below), whose sum is σ = 15788323170180. Its totient is φ = 4209914798208.
The previous prime is 8420134310123. The next prime is 8420134310261.
8420134310248 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in 2 ways, for example, as 8107812046084 + 312322264164 = 2847422^2 + 558858^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 8420134310248.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18809565 + ... + 19252012.
Almost surely, 28420134310248 is an apocalyptic number.
It is an amenable number.
8420134310248 is a deficient number, since it is larger than the sum of its proper divisors (7368188859932).
8420134310248 is a wasteful number, since it uses less digits than its factorization.
8420134310248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38089236 (or 38089232 counting only the distinct ones).
The product of its (nonzero) digits is 147456, while the sum is 40.
The spelling of 8420134310248 in words is "eight trillion, four hundred twenty billion, one hundred thirty-four million, three hundred ten thousand, two hundred forty-eight".
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