Base | Representation |
---|---|
bin | 1111000000100000… |
… | …00110110001101110 |
3 | 202210112012112011110 |
4 | 13200100012301232 |
5 | 113000131120432 |
6 | 3411303332450 |
7 | 403444540662 |
oct | 74020066156 |
9 | 22715175143 |
10 | 8057285742 |
11 | 3465145040 |
12 | 168a451126 |
13 | 9b537c7cc |
14 | 56613a8a2 |
15 | 322563dcc |
hex | 1e0406c6e |
8057285742 has 32 divisors (see below), whose sum is σ = 17614143360. Its totient is φ = 2436794720.
The previous prime is 8057285741. The next prime is 8057285767. The reversal of 8057285742 is 2475827508.
It is a junction number, because it is equal to n+sod(n) for n = 8057285691 and 8057285700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8057285741) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86328 + ... + 153515.
It is an arithmetic number, because the mean of its divisors is an integer number (550441980).
Almost surely, 28057285742 is an apocalyptic number.
8057285742 is an abundant number, since it is smaller than the sum of its proper divisors (9556857618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8057285742 is a wasteful number, since it uses less digits than its factorization.
8057285742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 240368.
The product of its (nonzero) digits is 1254400, while the sum is 48.
The square root of 8057285742 is about 89762.3848947876. The cubic root of 8057285742 is about 2004.7624623082.
The spelling of 8057285742 in words is "eight billion, fifty-seven million, two hundred eighty-five thousand, seven hundred forty-two".
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