Base | Representation |
---|---|
bin | 10001000011111… |
… | …10101110011000 |
3 | 100222022112010202 |
4 | 20201332232120 |
5 | 243120003100 |
6 | 22111401332 |
7 | 3355355135 |
oct | 1041765630 |
9 | 328275122 |
10 | 143125400 |
11 | 73877260 |
12 | 3bb23248 |
13 | 23862ab2 |
14 | 1501958c |
15 | c8727d5 |
hex | 887eb98 |
143125400 has 96 divisors (see below), whose sum is σ = 368815680. Its totient is φ = 51216000.
The previous prime is 143125399. The next prime is 143125453. The reversal of 143125400 is 4521341.
143125400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent 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, 146915 + ... + 147885.
It is an arithmetic number, because the mean of its divisors is an integer number (3841830).
Almost surely, 2143125400 is an apocalyptic number.
143125400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 143125400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184407840).
143125400 is an abundant number, since it is smaller than the sum of its proper divisors (225690280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143125400 is a wasteful number, since it uses less digits than its factorization.
143125400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1065 (or 1056 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 143125400 is about 11963.5028315289. The cubic root of 143125400 is about 523.0849656070.
Adding to 143125400 its reverse (4521341), we get a palindrome (147646741).
The spelling of 143125400 in words is "one hundred forty-three million, one hundred twenty-five thousand, four hundred".
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