Base | Representation |
---|---|
bin | 1000010000111111011… |
… | …1100110100101100110 |
3 | 111120112020100021120100 |
4 | 2010033313212211212 |
5 | 4311304014424412 |
6 | 145122312044530 |
7 | 13154616254640 |
oct | 2041767464546 |
9 | 446466307510 |
10 | 142000154982 |
11 | 55249427194 |
12 | 2362b693746 |
13 | 10510091a5a |
14 | 6c31127890 |
15 | 3a61614edc |
hex | 210fde6966 |
142000154982 has 96 divisors (see below), whose sum is σ = 353706163200. Its totient is φ = 40331079360.
The previous prime is 142000154969. The next prime is 142000155061. The reversal of 142000154982 is 289451000241.
142000154982 is a `hidden beast` number, since 1 + 420 + 0 + 0 + 154 + 9 + 82 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40442607 + ... + 40446117.
It is an arithmetic number, because the mean of its divisors is an integer number (3684439200).
Almost surely, 2142000154982 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142000154982, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176853081600).
142000154982 is an abundant number, since it is smaller than the sum of its proper divisors (211706008218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142000154982 is a wasteful number, since it uses less digits than its factorization.
142000154982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5338 (or 5335 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 36.
The spelling of 142000154982 in words is "one hundred forty-two billion, one hundred fifty-four thousand, nine hundred eighty-two".
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