Base | Representation |
---|---|
bin | 100001000001010001111011… |
… | …111110001010010101111010 |
3 | 201001012020021101120122212100 |
4 | 201001101323332022111322 |
5 | 123013320224102331320 |
6 | 1232510432242324230 |
7 | 42406024026426642 |
oct | 4101217376122572 |
9 | 631166241518770 |
10 | 145223514105210 |
11 | 422aaa4581a202 |
12 | 14355359059676 |
13 | 6305698536348 |
14 | 27c0bd9a2b522 |
15 | 11bc8e4694790 |
hex | 84147bf8a57a |
145223514105210 has 48 divisors (see below), whose sum is σ = 377712287447040. Its totient is φ = 38712819066720.
The previous prime is 145223514105167. The next prime is 145223514105239. The reversal of 145223514105210 is 12501415322541.
145223514105210 is a `hidden beast` number, since 1 + 4 + 5 + 2 + 23 + 5 + 1 + 410 + 5 + 210 = 666.
145223514105210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1452235141052102 (a number of 29 digits) contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279976146 + ... + 280494365.
It is an arithmetic number, because the mean of its divisors is an integer number (7869005988480).
Almost surely, 2145223514105210 is an apocalyptic number.
145223514105210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145223514105210 is an abundant number, since it is smaller than the sum of its proper divisors (232488773341830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145223514105210 is a wasteful number, since it uses less digits than its factorization.
145223514105210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 560473403 (or 560473400 counting only the distinct ones).
The product of its (nonzero) digits is 48000, while the sum is 36.
Adding to 145223514105210 its reverse (12501415322541), we get a palindrome (157724929427751).
The spelling of 145223514105210 in words is "one hundred forty-five trillion, two hundred twenty-three billion, five hundred fourteen million, one hundred five thousand, two hundred ten".
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