Base | Representation |
---|---|
bin | 11000000010001011011… |
… | …00000100010111010001 |
3 | 2220221112121211220211121 |
4 | 30001011230010113101 |
5 | 102012221020312240 |
6 | 1431211342042241 |
7 | 113443110561331 |
oct | 14010554042721 |
9 | 2827477756747 |
10 | 825802900945 |
11 | 299248233120 |
12 | 114067879381 |
13 | 5cb469402b9 |
14 | 2bd7d1d10c1 |
15 | 1673371104a |
hex | c045b045d1 |
825802900945 has 16 divisors (see below), whose sum is σ = 1085771833920. Its totient is φ = 597961281600.
The previous prime is 825802900931. The next prime is 825802900957. The reversal of 825802900945 is 549009208528.
It is not a de Polignac number, because 825802900945 - 213 = 825802892753 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 825802900892 and 825802900901.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32770371 + ... + 32795560.
It is an arithmetic number, because the mean of its divisors is an integer number (67860739620).
Almost surely, 2825802900945 is an apocalyptic number.
It is an amenable number.
825802900945 is a deficient number, since it is larger than the sum of its proper divisors (259968932975).
825802900945 is a wasteful number, since it uses less digits than its factorization.
825802900945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65566176.
The product of its (nonzero) digits is 2073600, while the sum is 52.
The spelling of 825802900945 in words is "eight hundred twenty-five billion, eight hundred two million, nine hundred thousand, nine hundred forty-five".
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