Base | Representation |
---|---|
bin | 1000010100001110000… |
… | …0111000000100110000 |
3 | 111122202121201212212120 |
4 | 2011003200320010300 |
5 | 4320042323100103 |
6 | 145344303154240 |
7 | 13215240112143 |
oct | 2050340700460 |
9 | 448677655776 |
10 | 142866612528 |
11 | 55653529602 |
12 | 238318a5980 |
13 | 1061a742c23 |
14 | 6cb423205a |
15 | 3ab2718253 |
hex | 2143838130 |
142866612528 has 80 divisors (see below), whose sum is σ = 390842172000. Its totient is φ = 44814020608.
The previous prime is 142866612479. The next prime is 142866612533. The reversal of 142866612528 is 825216668241.
It is a happy number.
It is a Cunningham number, because it is equal to 3779772-1.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9063598 + ... + 9079346.
It is an arithmetic number, because the mean of its divisors is an integer number (4885527150).
Almost surely, 2142866612528 is an apocalyptic number.
It is an amenable number.
142866612528 is an abundant number, since it is smaller than the sum of its proper divisors (247975559472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142866612528 is a wasteful number, since it uses less digits than its factorization.
142866612528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26894 (or 26888 counting only the distinct ones).
The product of its digits is 2211840, while the sum is 51.
The spelling of 142866612528 in words is "one hundred forty-two billion, eight hundred sixty-six million, six hundred twelve thousand, five hundred twenty-eight".
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