Base | Representation |
---|---|
bin | 111101111111110… |
… | …101000010110001 |
3 | 2200111012201021210 |
4 | 331333311002301 |
5 | 4112234030023 |
6 | 251113510333 |
7 | 34530031314 |
oct | 7577650261 |
9 | 2614181253 |
10 | 1040142513 |
11 | 494151513 |
12 | 2504123a9 |
13 | 137653857 |
14 | 9c1da97b |
15 | 614b0593 |
hex | 3dff50b1 |
1040142513 has 16 divisors (see below), whose sum is σ = 1412760960. Its totient is φ = 680596224.
The previous prime is 1040142463. The next prime is 1040142527. The reversal of 1040142513 is 3152410401.
It is not a de Polignac number, because 1040142513 - 212 = 1040138417 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1040142513.
It is not an unprimeable number, because it can be changed into a prime (1040142413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20023 + ... + 49811.
It is an arithmetic number, because the mean of its divisors is an integer number (88297560).
Almost surely, 21040142513 is an apocalyptic number.
It is an amenable number.
1040142513 is a deficient number, since it is larger than the sum of its proper divisors (372618447).
1040142513 is a wasteful number, since it uses less digits than its factorization.
1040142513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30008.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 1040142513 is about 32251.2404877704. The cubic root of 1040142513 is about 1013.2056800354.
Adding to 1040142513 its reverse (3152410401), we get a palindrome (4192552914).
The spelling of 1040142513 in words is "one billion, forty million, one hundred forty-two thousand, five hundred thirteen".
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