Base | Representation |
---|---|
bin | 1000011100101011000… |
… | …0000010101000111101 |
3 | 111212121202001220222222 |
4 | 2013022300002220331 |
5 | 4334214142342000 |
6 | 150401353415125 |
7 | 13325410332602 |
oct | 2071260025075 |
9 | 455552056888 |
10 | 145135512125 |
11 | 5660823843a |
12 | 2416570a4a5 |
13 | 108bc819276 |
14 | 704b6c66a9 |
15 | 3b969e4a85 |
hex | 21cac02a3d |
145135512125 has 16 divisors (see below), whose sum is σ = 182432228160. Its totient is φ = 115273083600.
The previous prime is 145135512107. The next prime is 145135512127. The reversal of 145135512125 is 521215531541.
It is not a de Polignac number, because 145135512125 - 26 = 145135512061 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145135512127) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4159187 + ... + 4193936.
It is an arithmetic number, because the mean of its divisors is an integer number (11402014260).
Almost surely, 2145135512125 is an apocalyptic number.
It is an amenable number.
145135512125 is a deficient number, since it is larger than the sum of its proper divisors (37296716035).
145135512125 is an equidigital number, since it uses as much as digits as its factorization.
145135512125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8353277 (or 8353267 counting only the distinct ones).
The product of its digits is 30000, while the sum is 35.
The spelling of 145135512125 in words is "one hundred forty-five billion, one hundred thirty-five million, five hundred twelve thousand, one hundred twenty-five".
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