Base | Representation |
---|---|
bin | 1000010101001010101… |
… | …1100001000100110001 |
3 | 111200102100112011101101 |
4 | 2011102223201010301 |
5 | 4321102442411040 |
6 | 145425433004401 |
7 | 13224446640010 |
oct | 2052253410461 |
9 | 450370464341 |
10 | 143121060145 |
11 | 5577411a898 |
12 | 238a2b53701 |
13 | 1065b381b4b |
14 | 6cd9d48a77 |
15 | 3ac9c2a09a |
hex | 2152ae1131 |
143121060145 has 32 divisors (see below), whose sum is σ = 197526470400. Its totient is φ = 97517725440.
The previous prime is 143121060143. The next prime is 143121060149. The reversal of 143121060145 is 541060121341.
It is not a de Polignac number, because 143121060145 - 21 = 143121060143 is a prime.
It is not an unprimeable number, because it can be changed into a prime (143121060143) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12703815 + ... + 12715075.
It is an arithmetic number, because the mean of its divisors is an integer number (6172702200).
Almost surely, 2143121060145 is an apocalyptic number.
It is an amenable number.
143121060145 is a deficient number, since it is larger than the sum of its proper divisors (54405410255).
143121060145 is a wasteful number, since it uses less digits than its factorization.
143121060145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13545.
The product of its (nonzero) digits is 2880, while the sum is 28.
Adding to 143121060145 its reverse (541060121341), we get a palindrome (684181181486).
The spelling of 143121060145 in words is "one hundred forty-three billion, one hundred twenty-one million, sixty thousand, one hundred forty-five".
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