Base | Representation |
---|---|
bin | 10001000101110… |
… | …10001000000000 |
3 | 100222202212220000 |
4 | 20202322020000 |
5 | 243200244304 |
6 | 22120520000 |
7 | 3360420363 |
oct | 1042721000 |
9 | 328685800 |
10 | 143368704 |
11 | 73a23036 |
12 | 40020000 |
13 | 2391976b |
14 | 150800da |
15 | c8be939 |
hex | 88ba200 |
143368704 has 100 divisors (see below), whose sum is σ = 428041614. Its totient is φ = 47775744.
The previous prime is 143368703. The next prime is 143368723. The reversal of 143368704 is 407863341.
It can be written as a sum of positive squares in only one way, i.e., 142850304 + 518400 = 11952^2 + 720^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143368703) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 39744 + ... + 43200.
Almost surely, 2143368704 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 143368704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214020807).
143368704 is an abundant number, since it is smaller than the sum of its proper divisors (284672910).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143368704 is an frugal number, since it uses more digits than its factorization.
143368704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3487 (or 3462 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The square root of 143368704 is about 11973.6671074487. The cubic root of 143368704 is about 523.3812014401.
The spelling of 143368704 in words is "one hundred forty-three million, three hundred sixty-eight thousand, seven hundred four".
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