Base | Representation |
---|---|
bin | 10001000011110… |
… | …01000010101100 |
3 | 100222021100012200 |
4 | 20201321002230 |
5 | 243113231444 |
6 | 22111101500 |
7 | 3355230234 |
oct | 1041710254 |
9 | 328240180 |
10 | 143102124 |
11 | 73860820 |
12 | 3bb11890 |
13 | 23855319 |
14 | 15010cc4 |
15 | c86a969 |
hex | 88790ac |
143102124 has 144 divisors (see below), whose sum is σ = 432825120. Its totient is φ = 39352320.
The previous prime is 143102111. The next prime is 143102131. The reversal of 143102124 is 421201341.
It is a super-2 number, since 2×1431021242 = 40956435786622752, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 143102097 and 143102106.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 194862 + ... + 195594.
It is an arithmetic number, because the mean of its divisors is an integer number (3005730).
Almost surely, 2143102124 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 143102124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216412560).
143102124 is an abundant number, since it is smaller than the sum of its proper divisors (289722996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143102124 is a wasteful number, since it uses less digits than its factorization.
143102124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 800 (or 795 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 143102124 is about 11962.5299999624. The cubic root of 143102124 is about 523.0566082231.
Adding to 143102124 its reverse (421201341), we get a palindrome (564303465).
The spelling of 143102124 in words is "one hundred forty-three million, one hundred two thousand, one hundred twenty-four".
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