Base | Representation |
---|---|
bin | 10001000101011… |
… | …11000100101010 |
3 | 100222200120210100 |
4 | 20202233010222 |
5 | 243142322214 |
6 | 22115530230 |
7 | 3360141402 |
oct | 1042570452 |
9 | 328616710 |
10 | 143323434 |
11 | 739a2021 |
12 | 3bbb9976 |
13 | 23901c87 |
14 | 1506b802 |
15 | c8b1309 |
hex | 88af12a |
143323434 has 24 divisors (see below), whose sum is σ = 310875552. Its totient is φ = 47721960.
The previous prime is 143323399. The next prime is 143323451. The reversal of 143323434 is 434323341.
It is a junction number, because it is equal to n+sod(n) for n = 143323398 and 143323407.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14697 + ... + 22419.
It is an arithmetic number, because the mean of its divisors is an integer number (12953148).
Almost surely, 2143323434 is an apocalyptic number.
143323434 is an abundant number, since it is smaller than the sum of its proper divisors (167552118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143323434 is a wasteful number, since it uses less digits than its factorization.
143323434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8762 (or 8759 counting only the distinct ones).
The product of its digits is 10368, while the sum is 27.
The square root of 143323434 is about 11971.7765598929. The cubic root of 143323434 is about 523.3261081489.
Adding to 143323434 its reverse (434323341), we get a palindrome (577646775).
It can be divided in two parts, 14332 and 3434, that added together give a triangular number (17766 = T188).
The spelling of 143323434 in words is "one hundred forty-three million, three hundred twenty-three thousand, four hundred thirty-four".
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