Base | Representation |
---|---|
bin | 100111001000101011… |
… | …010011110101011110 |
3 | 11000110112212111100010 |
4 | 213020223103311132 |
5 | 1142030001033202 |
6 | 31145430344050 |
7 | 3015221606343 |
oct | 471053236536 |
9 | 130415774303 |
10 | 42021502302 |
11 | 169040516aa |
12 | 8188abb026 |
13 | 3c68b17a80 |
14 | 2068c627ca |
15 | 115e1e576c |
hex | 9c8ad3d5e |
42021502302 has 64 divisors (see below), whose sum is σ = 92291996160. Its totient is φ = 12675222144.
The previous prime is 42021502301. The next prime is 42021502333. The reversal of 42021502302 is 20320512024.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42021502301) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6028023 + ... + 6034989.
It is an arithmetic number, because the mean of its divisors is an integer number (1442062440).
Almost surely, 242021502302 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42021502302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46145998080).
42021502302 is an abundant number, since it is smaller than the sum of its proper divisors (50270493858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42021502302 is a wasteful number, since it uses less digits than its factorization.
42021502302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8497.
The product of its (nonzero) digits is 960, while the sum is 21.
The spelling of 42021502302 in words is "forty-two billion, twenty-one million, five hundred two thousand, three hundred two".
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