Base | Representation |
---|---|
bin | 10000110001110… |
… | …01001001010000 |
3 | 100210211111102220 |
4 | 20120321021100 |
5 | 242012240443 |
6 | 21544341040 |
7 | 3326204112 |
oct | 1030711120 |
9 | 323744386 |
10 | 140743248 |
11 | 7249a538 |
12 | 3b174780 |
13 | 2320a739 |
14 | 149993b2 |
15 | c551a83 |
hex | 8639250 |
140743248 has 20 divisors (see below), whose sum is σ = 363586848. Its totient is φ = 46914400.
The previous prime is 140743243. The next prime is 140743271. The reversal of 140743248 is 842347041.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140743243) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1466028 + ... + 1466123.
Almost surely, 2140743248 is an apocalyptic number.
It is an amenable number.
140743248 is an abundant number, since it is smaller than the sum of its proper divisors (222843600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140743248 is a wasteful number, since it uses less digits than its factorization.
140743248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2932162 (or 2932156 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 33.
The square root of 140743248 is about 11863.5259514193. The cubic root of 140743248 is about 520.1666724101.
The spelling of 140743248 in words is "one hundred forty million, seven hundred forty-three thousand, two hundred forty-eight".
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