Base | Representation |
---|---|
bin | 111011101011101… |
… | …010111111011001 |
3 | 2120210010111220021 |
4 | 323223222333121 |
5 | 4022313212100 |
6 | 243205230441 |
7 | 33545641501 |
oct | 7353527731 |
9 | 2523114807 |
10 | 1001304025 |
11 | 474234597 |
12 | 23b402421 |
13 | 12c5a58b7 |
14 | 96daaa01 |
15 | 5cd8ca1a |
hex | 3baeafd9 |
1001304025 has 12 divisors (see below), whose sum is σ = 1284432300. Its totient is φ = 773420480.
The previous prime is 1001303969. The next prime is 1001304043. The reversal of 1001304025 is 5204031001.
It can be written as a sum of positive squares in 6 ways, for example, as 58568409 + 942735616 = 7653^2 + 30704^2 .
It is a de Polignac number, because none of the positive numbers 2k-1001304025 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 689830 + ... + 691279.
It is an arithmetic number, because the mean of its divisors is an integer number (107036025).
Almost surely, 21001304025 is an apocalyptic number.
It is an amenable number.
1001304025 is a deficient number, since it is larger than the sum of its proper divisors (283128275).
1001304025 is a wasteful number, since it uses less digits than its factorization.
1001304025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1381148 (or 1381143 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 1001304025 is about 31643.3883299497. The cubic root of 1001304025 is about 1000.4344861944.
Adding to 1001304025 its reverse (5204031001), we get a palindrome (6205335026).
The spelling of 1001304025 in words is "one billion, one million, three hundred four thousand, twenty-five".
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