Base | Representation |
---|---|
bin | 1110111011111011… |
… | …11010000101100110 |
3 | 202200212002102011000 |
4 | 13131331322011212 |
5 | 112410323220432 |
6 | 3403414054130 |
7 | 402501020202 |
oct | 73575720546 |
9 | 22625072130 |
10 | 8018960742 |
11 | 3445548991 |
12 | 167964a346 |
13 | 9aa4514b0 |
14 | 561001b02 |
15 | 31dee357c |
hex | 1ddf7a166 |
8018960742 has 128 divisors (see below), whose sum is σ = 19682611200. Its totient is φ = 2404591488.
The previous prime is 8018960717. The next prime is 8018960767. The reversal of 8018960742 is 2470698108.
It is an interprime number because it is at equal distance from previous prime (8018960717) and next prime (8018960767).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11844508 + ... + 11845184.
It is an arithmetic number, because the mean of its divisors is an integer number (153770400).
Almost surely, 28018960742 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8018960742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9841305600).
8018960742 is an abundant number, since it is smaller than the sum of its proper divisors (11663650458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8018960742 is a wasteful number, since it uses less digits than its factorization.
8018960742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1107 (or 1101 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 45.
The square root of 8018960742 is about 89548.6501405800. The cubic root of 8018960742 is about 2001.5788151767.
The spelling of 8018960742 in words is "eight billion, eighteen million, nine hundred sixty thousand, seven hundred forty-two".
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