Base | Representation |
---|---|
bin | 1001010101111010… |
… | …10101001000000000 |
3 | 110221112220100000101 |
4 | 10222331111020000 |
5 | 40233004001210 |
6 | 2145411332144 |
7 | 235202433103 |
oct | 45275251000 |
9 | 13845810011 |
10 | 5015687680 |
11 | 2144252433 |
12 | b7b8b1054 |
13 | 61c192243 |
14 | 3581c673a |
15 | 1e5504a3a |
hex | 12af55200 |
5015687680 has 40 divisors (see below), whose sum is σ = 12025901052. Its totient is φ = 2006274048.
The previous prime is 5015687653. The next prime is 5015687689. The reversal of 5015687680 is 867865105.
It can be written as a sum of positive squares in 2 ways, for example, as 4958413056 + 57274624 = 70416^2 + 7568^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a self number, because there is not a number n which added to its sum of digits gives 5015687680.
It is not an unprimeable number, because it can be changed into a prime (5015687689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977067 + ... + 982186.
Almost surely, 25015687680 is an apocalyptic number.
It is an amenable number.
5015687680 is an abundant number, since it is smaller than the sum of its proper divisors (7010213372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5015687680 is an equidigital number, since it uses as much as digits as its factorization.
5015687680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1959276 (or 1959260 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 46.
The square root of 5015687680 is about 70821.5198933206. The cubic root of 5015687680 is about 1711.7624499352.
The spelling of 5015687680 in words is "five billion, fifteen million, six hundred eighty-seven thousand, six hundred eighty".
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