Base | Representation |
---|---|
bin | 1000010011100010111… |
… | …1010110000110101010 |
3 | 111122022000121111202122 |
4 | 2010320233112012222 |
5 | 4314210034344140 |
6 | 145314325031242 |
7 | 13210613523524 |
oct | 2047057260652 |
9 | 448260544678 |
10 | 142685856170 |
11 | 5557049a690 |
12 | 237a1255522 |
13 | 105bc1659c0 |
14 | 6c9821ca14 |
15 | 3aa1910ab5 |
hex | 2138bd61aa |
142685856170 has 32 divisors (see below), whose sum is σ = 301735687680. Its totient is φ = 47894552640.
The previous prime is 142685856161. The next prime is 142685856199. The reversal of 142685856170 is 71658586241.
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, 49888730 + ... + 49891589.
It is an arithmetic number, because the mean of its divisors is an integer number (9429240240).
Almost surely, 2142685856170 is an apocalyptic number.
142685856170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142685856170 is an abundant number, since it is smaller than the sum of its proper divisors (159049831510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142685856170 is a wasteful number, since it uses less digits than its factorization.
142685856170 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99780350.
The product of its (nonzero) digits is 3225600, while the sum is 53.
The spelling of 142685856170 in words is "one hundred forty-two billion, six hundred eighty-five million, eight hundred fifty-six thousand, one hundred seventy".
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