Base | Representation |
---|---|
bin | 1000010101100001001… |
… | …1011111101001001000 |
3 | 111200122221002110011111 |
4 | 2011120103133221020 |
5 | 4321301122113440 |
6 | 145443043340104 |
7 | 13230004015324 |
oct | 2053023375110 |
9 | 450587073144 |
10 | 143215426120 |
11 | 558124133a8 |
12 | 2390a681634 |
13 | 10674aa20c0 |
14 | 6d086b0984 |
15 | 3ad316a4ea |
hex | 21584dfa48 |
143215426120 has 64 divisors (see below), whose sum is σ = 348820279920. Its totient is φ = 52605517824.
The previous prime is 143215426117. The next prime is 143215426139. The reversal of 143215426120 is 21624512341.
It can be written as a sum of positive squares in 8 ways, for example, as 21273389316 + 121942036804 = 145854^2 + 349202^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 613149 + ... + 813868.
Almost surely, 2143215426120 is an apocalyptic number.
143215426120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
143215426120 is an abundant number, since it is smaller than the sum of its proper divisors (205604853800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143215426120 is a wasteful number, since it uses less digits than its factorization.
143215426120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1427234 (or 1427230 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 31.
Adding to 143215426120 its reverse (21624512341), we get a palindrome (164839938461).
The spelling of 143215426120 in words is "one hundred forty-three billion, two hundred fifteen million, four hundred twenty-six thousand, one hundred twenty".
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