Base | Representation |
---|---|
bin | 111100000000100… |
… | …1010100100101000 |
3 | 12012022220000122100 |
4 | 1320001022210220 |
5 | 13110433240433 |
6 | 531445453400 |
7 | 100620034314 |
oct | 17001124450 |
9 | 5168800570 |
10 | 2013571368 |
11 | 943676a76 |
12 | 482411260 |
13 | 261219663 |
14 | 1515ccb44 |
15 | bbb93b13 |
hex | 7804a928 |
2013571368 has 192 divisors, whose sum is σ = 5774146560. Its totient is φ = 633333888.
The previous prime is 2013571367. The next prime is 2013571369. The reversal of 2013571368 is 8631753102.
2013571368 is a `hidden beast` number, since 20 + 1 + 3 + 571 + 3 + 68 = 666.
It is an interprime number because it is at equal distance from previous prime (2013571367) and next prime (2013571369).
It is a super-3 number, since 3×20135713683 (a number of 29 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (2013571361) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 18818371 + ... + 18818477.
It is an arithmetic number, because the mean of its divisors is an integer number (30073680).
Almost surely, 22013571368 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2013571368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2887073280).
2013571368 is an abundant number, since it is smaller than the sum of its proper divisors (3760575192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2013571368 is a wasteful number, since it uses less digits than its factorization.
2013571368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 316 (or 309 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 2013571368 is about 44872.8355244016. The cubic root of 2013571368 is about 1262.7644368217.
The spelling of 2013571368 in words is "two billion, thirteen million, five hundred seventy-one thousand, three hundred sixty-eight".
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