Base | Representation |
---|---|
bin | 1001100011101110… |
… | …11101010010110100 |
3 | 111020121222201110000 |
4 | 10301313131102310 |
5 | 41002141320123 |
6 | 2205111431300 |
7 | 241110533154 |
oct | 46167352264 |
9 | 14217881400 |
10 | 5131588788 |
11 | 21a3714677 |
12 | bb2685530 |
13 | 63a1b2591 |
14 | 369756764 |
15 | 20079ab43 |
hex | 131ddd4b4 |
5131588788 has 120 divisors (see below), whose sum is σ = 14822039232. Its totient is φ = 1539876096.
The previous prime is 5131588783. The next prime is 5131588817. The reversal of 5131588788 is 8878851315.
5131588788 is a `hidden beast` number, since 51 + 3 + 1 + 588 + 7 + 8 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5131588783) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 106431 + ... + 146937.
Almost surely, 25131588788 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 5131588788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7411019616).
5131588788 is an abundant number, since it is smaller than the sum of its proper divisors (9690450444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5131588788 is a wasteful number, since it uses less digits than its factorization.
5131588788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40563 (or 40552 counting only the distinct ones).
The product of its digits is 2150400, while the sum is 54.
The square root of 5131588788 is about 71635.1086269854. The cubic root of 5131588788 is about 1724.8471516742.
The spelling of 5131588788 in words is "five billion, one hundred thirty-one million, five hundred eighty-eight thousand, seven hundred eighty-eight".
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