Base | Representation |
---|---|
bin | 110011111100010… |
… | …111000010110010 |
3 | 2020201210210210220 |
4 | 303330113002302 |
5 | 3241043223132 |
6 | 222250233510 |
7 | 30411203514 |
oct | 6374270262 |
9 | 2221723726 |
10 | 871461042 |
11 | 407a0a641 |
12 | 203a25896 |
13 | 10b71372a |
14 | 83a4bbb4 |
15 | 51790a2c |
hex | 33f170b2 |
871461042 has 8 divisors (see below), whose sum is σ = 1742922096. Its totient is φ = 290487012.
The previous prime is 871461013. The next prime is 871461047. The reversal of 871461042 is 240164178.
It is a sphenic number, since it is the product of 3 distinct primes.
871461042 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 871460994 and 871461012.
It is not an unprimeable number, because it can be changed into a prime (871461047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72621748 + ... + 72621759.
It is an arithmetic number, because the mean of its divisors is an integer number (217865262).
Almost surely, 2871461042 is an apocalyptic number.
871461042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
871461042 is a wasteful number, since it uses less digits than its factorization.
871461042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145243512.
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 871461042 is about 29520.5189995027. The cubic root of 871461042 is about 955.1743665244.
It can be divided in two parts, 87146 and 1042, that added together give a palindrome (88188).
The spelling of 871461042 in words is "eight hundred seventy-one million, four hundred sixty-one thousand, forty-two".
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