Base | Representation |
---|---|
bin | 100000010010111010011101… |
… | …110000010100110100110000 |
3 | 200121220121212201222220020222 |
4 | 200102322131300110310300 |
5 | 122104114204040413330 |
6 | 1222030555034152212 |
7 | 41626564413360434 |
oct | 4022723560246460 |
9 | 617817781886228 |
10 | 142037215169840 |
11 | 41291710073a41 |
12 | 13b1b91bb82668 |
13 | 613408a0abb13 |
14 | 27108d05529c4 |
15 | 1164aa97610e5 |
hex | 812e9dc14d30 |
142037215169840 has 80 divisors (see below), whose sum is σ = 341236106919936. Its totient is φ = 54926213856000.
The previous prime is 142037215169821. The next prime is 142037215169849. The reversal of 142037215169840 is 48961512730241.
It is a tau number, because it is divible by the number of its divisors (80).
It is not an unprimeable number, because it can be changed into a prime (142037215169849) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26693936 + ... + 31569615.
It is a 1-persistent number, because it is pandigital, but 2⋅142037215169840 = 284074430339680 is not.
Almost surely, 2142037215169840 is an apocalyptic number.
142037215169840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142037215169840 is an abundant number, since it is smaller than the sum of its proper divisors (199198891750096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142037215169840 is a wasteful number, since it uses less digits than its factorization.
142037215169840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58264578 (or 58264572 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 53.
The spelling of 142037215169840 in words is "one hundred forty-two trillion, thirty-seven billion, two hundred fifteen million, one hundred sixty-nine thousand, eight hundred forty".
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