Base | Representation |
---|---|
bin | 10101000101010011111… |
… | …111110111101100000110 |
3 | 12010111122021200211212220 |
4 | 111011103333313230012 |
5 | 142214132141341404 |
6 | 3025324155353210 |
7 | 206446641161313 |
oct | 25052377675406 |
9 | 5114567624786 |
10 | 1448813230854 |
11 | 5094903310a0 |
12 | 1b4958752806 |
13 | a6812835722 |
14 | 501a1491d0a |
15 | 27a4872e4d9 |
hex | 15153ff7b06 |
1448813230854 has 128 divisors (see below), whose sum is σ = 3305148986880. Its totient is φ = 419352192000.
The previous prime is 1448813230819. The next prime is 1448813230871. The reversal of 1448813230854 is 4580323188441.
It is a junction number, because it is equal to n+sod(n) for n = 1448813230797 and 1448813230806.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 320319037 + ... + 320323559.
It is an arithmetic number, because the mean of its divisors is an integer number (25821476460).
Almost surely, 21448813230854 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1448813230854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1652574493440).
1448813230854 is an abundant number, since it is smaller than the sum of its proper divisors (1856335756026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1448813230854 is a wasteful number, since it uses less digits than its factorization.
1448813230854 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6326.
The product of its (nonzero) digits is 2949120, while the sum is 51.
The spelling of 1448813230854 in words is "one trillion, four hundred forty-eight billion, eight hundred thirteen million, two hundred thirty thousand, eight hundred fifty-four".
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