Base | Representation |
---|---|
bin | 1001100011101010… |
… | …01010110110010001 |
3 | 111020120212020121121 |
4 | 10301311022312101 |
5 | 41002013121240 |
6 | 2205050522241 |
7 | 241102454305 |
oct | 46165126621 |
9 | 14216766547 |
10 | 5130988945 |
11 | 21a3344a35 |
12 | bb2436381 |
13 | 63a032544 |
14 | 36963bd05 |
15 | 2006cd04a |
hex | 131d4ad91 |
5130988945 has 8 divisors (see below), whose sum is σ = 6176611944. Its totient is φ = 4091841024.
The previous prime is 5130988939. The next prime is 5130988991. The reversal of 5130988945 is 5498890315.
It can be written as a sum of positive squares in 4 ways, for example, as 83028544 + 5047960401 = 9112^2 + 71049^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 5130988945 - 221 = 5128891793 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 5130988892 and 5130988901.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1617024 + ... + 1620193.
It is an arithmetic number, because the mean of its divisors is an integer number (772076493).
Almost surely, 25130988945 is an apocalyptic number.
It is an amenable number.
5130988945 is a deficient number, since it is larger than the sum of its proper divisors (1045622999).
5130988945 is a wasteful number, since it uses less digits than its factorization.
5130988945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3237539.
The product of its (nonzero) digits is 1555200, while the sum is 52.
The square root of 5130988945 is about 71630.9217098314. The cubic root of 5130988945 is about 1724.7799419627.
The spelling of 5130988945 in words is "five billion, one hundred thirty million, nine hundred eighty-eight thousand, nine hundred forty-five".
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