Base | Representation |
---|---|
bin | 1000011100001010101… |
… | …1001100110011011001 |
3 | 111212021022010111000121 |
4 | 2013002223030303121 |
5 | 4333430001302210 |
6 | 150340113433241 |
7 | 13322143610362 |
oct | 2070253146331 |
9 | 455238114017 |
10 | 145000025305 |
11 | 56548809163 |
12 | 2412826b821 |
13 | 1089a72c255 |
14 | 70376d8b69 |
15 | 3b89b806da |
hex | 21c2acccd9 |
145000025305 has 8 divisors (see below), whose sum is σ = 174002400000. Its totient is φ = 115998440496.
The previous prime is 145000025231. The next prime is 145000025323. The reversal of 145000025305 is 503520000541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145000025305 - 215 = 144999992537 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 145000025305.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338776 + ... + 636214.
It is an arithmetic number, because the mean of its divisors is an integer number (21750300000).
Almost surely, 2145000025305 is an apocalyptic number.
It is an amenable number.
145000025305 is a deficient number, since it is larger than the sum of its proper divisors (29002374695).
145000025305 is an equidigital number, since it uses as much as digits as its factorization.
145000025305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 394943.
The product of its (nonzero) digits is 3000, while the sum is 25.
Adding to 145000025305 its reverse (503520000541), we get a palindrome (648520025846).
The spelling of 145000025305 in words is "one hundred forty-five billion, twenty-five thousand, three hundred five".
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