Base | Representation |
---|---|
bin | 10001000011110… |
… | …00100110011000 |
3 | 100222021020201120 |
4 | 20201320212120 |
5 | 243113202222 |
6 | 22111045240 |
7 | 3355222035 |
oct | 1041704630 |
9 | 328236646 |
10 | 143100312 |
11 | 7385a423 |
12 | 3bb10820 |
13 | 23854554 |
14 | 1501038c |
15 | c86a15c |
hex | 8878998 |
143100312 has 32 divisors (see below), whose sum is σ = 367422000. Its totient is φ = 46410624.
The previous prime is 143100301. The next prime is 143100313. The reversal of 143100312 is 213001341.
It is a junction number, because it is equal to n+sod(n) for n = 143100291 and 143100300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143100313) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 79687 + ... + 81462.
Almost surely, 2143100312 is an apocalyptic number.
143100312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
143100312 is an abundant number, since it is smaller than the sum of its proper divisors (224321688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143100312 is a wasteful number, since it uses less digits than its factorization.
143100312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161195 (or 161191 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 143100312 is about 11962.4542632355. The cubic root of 143100312 is about 523.0544005164.
Adding to 143100312 its reverse (213001341), we get a palindrome (356101653).
The spelling of 143100312 in words is "one hundred forty-three million, one hundred thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •