Base | Representation |
---|---|
bin | 10000110000011… |
… | …11010111101110 |
3 | 100210111210201122 |
4 | 20120033113232 |
5 | 241441302032 |
6 | 21540540542 |
7 | 3324562214 |
oct | 1030172756 |
9 | 323453648 |
10 | 140572142 |
11 | 72392a27 |
12 | 3b0b1752 |
13 | 2317a8a9 |
14 | 14952cb4 |
15 | c51b012 |
hex | 860f5ee |
140572142 has 8 divisors (see below), whose sum is σ = 211390536. Its totient is φ = 70108632.
The previous prime is 140572141. The next prime is 140572153. The reversal of 140572142 is 241275041.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×1405721423 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140572141) 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, 87728 + ... + 89315.
It is an arithmetic number, because the mean of its divisors is an integer number (26423817).
Almost surely, 2140572142 is an apocalyptic number.
140572142 is a deficient number, since it is larger than the sum of its proper divisors (70818394).
140572142 is a wasteful number, since it uses less digits than its factorization.
140572142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177442.
The product of its (nonzero) digits is 2240, while the sum is 26.
The square root of 140572142 is about 11856.3123271952. The cubic root of 140572142 is about 519.9557925929.
The spelling of 140572142 in words is "one hundred forty million, five hundred seventy-two thousand, one hundred forty-two".
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