Base | Representation |
---|---|
bin | 10000111101111… |
… | …11010000010100 |
3 | 100220211200100002 |
4 | 20132333100110 |
5 | 242414404030 |
6 | 22042510432 |
7 | 3345610514 |
oct | 1036772024 |
9 | 326750302 |
10 | 142341140 |
11 | 73391007 |
12 | 3b805418 |
13 | 23649b36 |
14 | 14c93844 |
15 | c76a245 |
hex | 87bf414 |
142341140 has 12 divisors (see below), whose sum is σ = 298916436. Its totient is φ = 56936448.
The previous prime is 142341097. The next prime is 142341151. The reversal of 142341140 is 41143241.
142341140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 99281296 + 43059844 = 9964^2 + 6562^2 .
It is a super-2 number, since 2×1423411402 = 40522000272999200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 7117057 = 142341140 / (1 + 4 + 2 + 3 + 4 + 1 + 1 + 4 + 0).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3558509 + ... + 3558548.
It is an arithmetic number, because the mean of its divisors is an integer number (24909703).
Almost surely, 2142341140 is an apocalyptic number.
142341140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142341140 is an abundant number, since it is smaller than the sum of its proper divisors (156575296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142341140 is a wasteful number, since it uses less digits than its factorization.
142341140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7117066 (or 7117064 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 142341140 is about 11930.6806176345. The cubic root of 142341140 is about 522.1277951765.
Adding to 142341140 its reverse (41143241), we get a palindrome (183484381).
The spelling of 142341140 in words is "one hundred forty-two million, three hundred forty-one thousand, one hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •