Base | Representation |
---|---|
bin | 1010000011101… |
… | …1100100000110 |
3 | 2221101022201000 |
4 | 2200323210012 |
5 | 41244441024 |
6 | 4104114130 |
7 | 1021404132 |
oct | 240734406 |
9 | 87338630 |
10 | 42187014 |
11 | 218a4801 |
12 | 12165946 |
13 | 898113c |
14 | 58623c2 |
15 | 3a84cc9 |
hex | 283b906 |
42187014 has 32 divisors (see below), whose sum is σ = 97827840. Its totient is φ = 13450536.
The previous prime is 42187007. The next prime is 42187021. The reversal of 42187014 is 41078124.
It is an interprime number because it is at equal distance from previous prime (42187007) and next prime (42187021).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15742 + ... + 18225.
It is an arithmetic number, because the mean of its divisors is an integer number (3057120).
Almost surely, 242187014 is an apocalyptic number.
42187014 is an abundant number, since it is smaller than the sum of its proper divisors (55640826).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42187014 is a wasteful number, since it uses less digits than its factorization.
42187014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34001 (or 33995 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 27.
The square root of 42187014 is about 6495.1531159781. The cubic root of 42187014 is about 348.1178257382.
The spelling of 42187014 in words is "forty-two million, one hundred eighty-seven thousand, fourteen".
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