Base | Representation |
---|---|
bin | 1000010011000000010… |
… | …0101000011101010000 |
3 | 111121220212222200020022 |
4 | 2010300010220131100 |
5 | 4313410323111144 |
6 | 145252052203012 |
7 | 13204166522033 |
oct | 2046004503520 |
9 | 447825880208 |
10 | 142540441424 |
11 | 554a63aa407 |
12 | 23760609468 |
13 | 10597cb0b84 |
14 | 6c82ba901a |
15 | 3a93c89cee |
hex | 2130128750 |
142540441424 has 40 divisors (see below), whose sum is σ = 290973162240. Its totient is φ = 67457449728.
The previous prime is 142540441409. The next prime is 142540441427. The reversal of 142540441424 is 424144045241.
It is a super-3 number, since 3×1425404414243 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142540441427) 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, 119777 + ... + 547199.
It is an arithmetic number, because the mean of its divisors is an integer number (7274329056).
Almost surely, 2142540441424 is an apocalyptic number.
It is an amenable number.
142540441424 is an abundant number, since it is smaller than the sum of its proper divisors (148432720816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142540441424 is a wasteful number, since it uses less digits than its factorization.
142540441424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 428547 (or 428541 counting only the distinct ones).
The product of its (nonzero) digits is 81920, while the sum is 35.
Adding to 142540441424 its reverse (424144045241), we get a palindrome (566684486665).
The spelling of 142540441424 in words is "one hundred forty-two billion, five hundred forty million, four hundred forty-one thousand, four hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •