Base | Representation |
---|---|
bin | 1000010100011010001… |
… | …0101011110010011100 |
3 | 111122220011100002001220 |
4 | 2011012202223302130 |
5 | 4320143324340030 |
6 | 145353320133340 |
7 | 13216425003360 |
oct | 2050642536234 |
9 | 448804302056 |
10 | 142917418140 |
11 | 5567a17a612 |
12 | 23846907250 |
13 | 10628120c13 |
14 | 6cbac992a0 |
15 | 3ab6e01a10 |
hex | 21468abc9c |
142917418140 has 48 divisors (see below), whose sum is σ = 457335739392. Its totient is φ = 32666838336.
The previous prime is 142917418129. The next prime is 142917418159. The reversal of 142917418140 is 41814719241.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a junction number, because it is equal to n+sod(n) for n = 142917418092 and 142917418101.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170139364 + ... + 170140203.
It is an arithmetic number, because the mean of its divisors is an integer number (9527827904).
Almost surely, 2142917418140 is an apocalyptic number.
142917418140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142917418140 is an abundant number, since it is smaller than the sum of its proper divisors (314418321252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142917418140 is a wasteful number, since it uses less digits than its factorization.
142917418140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340279586 (or 340279584 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 42.
The spelling of 142917418140 in words is "one hundred forty-two billion, nine hundred seventeen million, four hundred eighteen thousand, one hundred forty".
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