Base | Representation |
---|---|
bin | 10000110010010… |
… | …10011101000000 |
3 | 100210222002200200 |
4 | 20121022131000 |
5 | 242022023034 |
6 | 21550045200 |
7 | 3326620602 |
oct | 1031123500 |
9 | 323862620 |
10 | 140814144 |
11 | 72538829 |
12 | 3b1a9800 |
13 | 23233aa3 |
14 | 149b7172 |
15 | c567a99 |
hex | 864a740 |
140814144 has 84 divisors (see below), whose sum is σ = 406542240. Its totient is φ = 46598400.
The previous prime is 140814143. The next prime is 140814197. The reversal of 140814144 is 441418041.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140814143) 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, 86167 + ... + 87785.
Almost surely, 2140814144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140814144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203271120).
140814144 is an abundant number, since it is smaller than the sum of its proper divisors (265728096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140814144 is a wasteful number, since it uses less digits than its factorization.
140814144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1788 (or 1775 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 27.
The square root of 140814144 is about 11866.5135570647. The cubic root of 140814144 is about 520.2539982003.
It can be divided in two parts, 14081 and 4144, that added together give a square (18225 = 1352).
The spelling of 140814144 in words is "one hundred forty million, eight hundred fourteen thousand, one hundred forty-four".
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