Base | Representation |
---|---|
bin | 111011101110111… |
… | …001100001111101 |
3 | 2120211201111101011 |
4 | 323232321201331 |
5 | 4023022300023 |
6 | 243235315221 |
7 | 33556064104 |
oct | 7356714175 |
9 | 2524644334 |
10 | 1002150013 |
11 | 474762157 |
12 | 23b74bb11 |
13 | 12c810997 |
14 | 9714b03b |
15 | 5cea850d |
hex | 3bbb987d |
1002150013 has 8 divisors (see below), whose sum is σ = 1037557080. Its totient is φ = 966799680.
The previous prime is 1002150001. The next prime is 1002150031. The reversal of 1002150013 is 3100512001.
It can be written as a sum of positive squares in 4 ways, for example, as 70862724 + 931287289 = 8418^2 + 30517^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1002150013 - 29 = 1002149501 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1002149975 and 1002150002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1002150913) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23503 + ... + 50563.
It is an arithmetic number, because the mean of its divisors is an integer number (129694635).
Almost surely, 21002150013 is an apocalyptic number.
It is an amenable number.
1002150013 is a deficient number, since it is larger than the sum of its proper divisors (35407067).
1002150013 is a wasteful number, since it uses less digits than its factorization.
1002150013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28367.
The product of its (nonzero) digits is 30, while the sum is 13.
The square root of 1002150013 is about 31656.7530394385. The cubic root of 1002150013 is about 1000.7161579953.
Adding to 1002150013 its reverse (3100512001), we get a palindrome (4102662014).
The spelling of 1002150013 in words is "one billion, two million, one hundred fifty thousand, thirteen".
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