Base | Representation |
---|---|
bin | 111011110001111… |
… | …101010101011001 |
3 | 2120220020020112022 |
4 | 323301331111121 |
5 | 4023223431100 |
6 | 243304424225 |
7 | 33565644245 |
oct | 7361752531 |
9 | 2526206468 |
10 | 1002952025 |
11 | 47515a779 |
12 | 23ba78075 |
13 | 12ca31a4a |
14 | 972b9425 |
15 | 5d0b5e85 |
hex | 3bc7d559 |
1002952025 has 6 divisors (see below), whose sum is σ = 1243660542. Its totient is φ = 802361600.
The previous prime is 1002952003. The next prime is 1002952123. The reversal of 1002952025 is 5202592001.
It can be written as a sum of positive squares in 3 ways, for example, as 62425801 + 940526224 = 7901^2 + 30668^2 .
It is a de Polignac number, because none of the positive numbers 2k-1002952025 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1002951985 and 1002952003.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 20059016 + ... + 20059065.
It is an arithmetic number, because the mean of its divisors is an integer number (207276757).
Almost surely, 21002952025 is an apocalyptic number.
It is an amenable number.
1002952025 is a deficient number, since it is larger than the sum of its proper divisors (240708517).
1002952025 is an equidigital number, since it uses as much as digits as its factorization.
1002952025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40118091 (or 40118086 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 26.
The square root of 1002952025 is about 31669.4178190885. The cubic root of 1002952025 is about 1000.9830416458.
The spelling of 1002952025 in words is "one billion, two million, nine hundred fifty-two thousand, twenty-five".
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