Base | Representation |
---|---|
bin | 101010011111011… |
… | …1100101111110000 |
3 | 10200100212112021211 |
4 | 1110332330233300 |
5 | 10410000203023 |
6 | 353251325504 |
7 | 50221666000 |
oct | 12476745760 |
9 | 3610775254 |
10 | 1425787888 |
11 | 6719025a8 |
12 | 3395b0894 |
13 | 19950a495 |
14 | d7506000 |
15 | 8528aa0d |
hex | 54fbcbf0 |
1425787888 has 40 divisors (see below), whose sum is σ = 3221544800. Its totient is φ = 611049600.
The previous prime is 1425787879. The next prime is 1425787889. The reversal of 1425787888 is 8887875241.
It is a super-2 number, since 2×14257878882 = 4065742203135001088, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1425787889) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124413 + ... + 135388.
It is an arithmetic number, because the mean of its divisors is an integer number (80538620).
Almost surely, 21425787888 is an apocalyptic number.
It is an amenable number.
1425787888 is an abundant number, since it is smaller than the sum of its proper divisors (1795756912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1425787888 is an equidigital number, since it uses as much as digits as its factorization.
1425787888 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 259830 (or 259810 counting only the distinct ones).
The product of its digits is 8028160, while the sum is 58.
The square root of 1425787888 is about 37759.6065657469. The cubic root of 1425787888 is about 1125.5159149419.
The spelling of 1425787888 in words is "one billion, four hundred twenty-five million, seven hundred eighty-seven thousand, eight hundred eighty-eight".
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