Base | Representation |
---|---|
bin | 1101010001111110… |
… | …01111011000100110 |
3 | 200101220120111200020 |
4 | 12220333033120212 |
5 | 104100302231140 |
6 | 3135303100010 |
7 | 341456000034 |
oct | 65077173046 |
9 | 20356514606 |
10 | 7130117670 |
11 | 3029846a35 |
12 | 146ba41606 |
13 | 898263150 |
14 | 4b8d4b554 |
15 | 2bae6c6d0 |
hex | 1a8fcf626 |
7130117670 has 128 divisors (see below), whose sum is σ = 18950367744. Its totient is φ = 1705826304.
The previous prime is 7130117653. The next prime is 7130117677. The reversal of 7130117670 is 767110317.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7130117677) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3805854 + ... + 3807726.
It is an arithmetic number, because the mean of its divisors is an integer number (148049748).
Almost surely, 27130117670 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7130117670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9475183872).
7130117670 is an abundant number, since it is smaller than the sum of its proper divisors (11820250074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7130117670 is a wasteful number, since it uses less digits than its factorization.
7130117670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2166.
The product of its (nonzero) digits is 6174, while the sum is 33.
The square root of 7130117670 is about 84440.0240999492. The cubic root of 7130117670 is about 1924.7111655247.
Adding to 7130117670 its reverse (767110317), we get a palindrome (7897227987).
The spelling of 7130117670 in words is "seven billion, one hundred thirty million, one hundred seventeen thousand, six hundred seventy".
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