Base | Representation |
---|---|
bin | 10001000011001… |
… | …01101111000100 |
3 | 100222010022201210 |
4 | 20201211233010 |
5 | 243103214134 |
6 | 22105251420 |
7 | 3354450543 |
oct | 1041455704 |
9 | 328108653 |
10 | 143023044 |
11 | 7380736a |
12 | 3ba93b70 |
13 | 23828328 |
14 | 14dd015a |
15 | c8522e9 |
hex | 8865bc4 |
143023044 has 36 divisors (see below), whose sum is σ = 340216016. Its totient is φ = 46763808.
The previous prime is 143023043. The next prime is 143023061. The reversal of 143023044 is 440320341.
It is a super-2 number, since 2×1430230442 = 40911182230051872, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 143023044.
It is not an unprimeable number, because it can be changed into a prime (143023043) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31587 + ... + 35829.
Almost surely, 2143023044 is an apocalyptic number.
It is an amenable number.
143023044 is an abundant number, since it is smaller than the sum of its proper divisors (197192972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143023044 is a wasteful number, since it uses less digits than its factorization.
143023044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4356 (or 4301 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 143023044 is about 11959.2242223315. The cubic root of 143023044 is about 522.9602412905.
Adding to 143023044 its reverse (440320341), we get a palindrome (583343385).
The spelling of 143023044 in words is "one hundred forty-three million, twenty-three thousand, forty-four".
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