Base | Representation |
---|---|
bin | 10001000100000… |
… | …10110001100000 |
3 | 100222100100212222 |
4 | 20202002301200 |
5 | 243121020414 |
6 | 22112010212 |
7 | 3355454366 |
oct | 1042026140 |
9 | 328310788 |
10 | 143141984 |
11 | 73888767 |
12 | 3bb30968 |
13 | 2386a4cb |
14 | 15021636 |
15 | c87768e |
hex | 8882c60 |
143141984 has 48 divisors (see below), whose sum is σ = 287527968. Its totient is φ = 70136832.
The previous prime is 143141981. The next prime is 143142007. The reversal of 143141984 is 489141341.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143141981) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451394 + ... + 451710.
It is an arithmetic number, because the mean of its divisors is an integer number (5990166).
Almost surely, 2143141984 is an apocalyptic number.
It is an amenable number.
143141984 is an abundant number, since it is smaller than the sum of its proper divisors (144385984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143141984 is a wasteful number, since it uses less digits than its factorization.
143141984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 567 (or 559 counting only the distinct ones).
The product of its digits is 13824, while the sum is 35.
The square root of 143141984 is about 11964.1959194925. The cubic root of 143141984 is about 523.1051681847.
The spelling of 143141984 in words is "one hundred forty-three million, one hundred forty-one thousand, nine hundred eighty-four".
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