Base | Representation |
---|---|
bin | 100000011011010110110010… |
… | …011111100101010111110100 |
3 | 200200222002101200102021111111 |
4 | 200123112302133211113310 |
5 | 122143120400211001133 |
6 | 1223153304355044404 |
7 | 42016523501405251 |
oct | 4033266237452764 |
9 | 620862350367444 |
10 | 142617383687668 |
11 | 4149576907844a |
12 | 13bb42552a0704 |
13 | 61769b9245196 |
14 | 2730a0aa5a428 |
15 | 1174c1354e1cd |
hex | 81b5b27e55f4 |
142617383687668 has 24 divisors (see below), whose sum is σ = 250297494438600. Its totient is φ = 71103817021440.
The previous prime is 142617383687657. The next prime is 142617383687671. The reversal of 142617383687668 is 866786383716241.
It can be written as a sum of positive squares in 4 ways, for example, as 13261745822224 + 129355637865444 = 3641668^2 + 11373462^2 .
It is a junction number, because it is equal to n+sod(n) for n = 142617383687594 and 142617383687603.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225659148 + ... + 226290268.
It is an arithmetic number, because the mean of its divisors is an integer number (10429062268275).
Almost surely, 2142617383687668 is an apocalyptic number.
It is an amenable number.
142617383687668 is a deficient number, since it is larger than the sum of its proper divisors (107680110750932).
142617383687668 is a wasteful number, since it uses less digits than its factorization.
142617383687668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 793347 (or 793345 counting only the distinct ones).
The product of its digits is 2341011456, while the sum is 76.
The spelling of 142617383687668 in words is "one hundred forty-two trillion, six hundred seventeen billion, three hundred eighty-three million, six hundred eighty-seven thousand, six hundred sixty-eight".
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