Base | Representation |
---|---|
bin | 1011101111110001101010… |
… | …11101100110110110101000 |
3 | 10101110101212222022110101020 |
4 | 11313320311131212312220 |
5 | 11341203020022200122 |
6 | 130534304122452440 |
7 | 5304134024411541 |
oct | 567706535466650 |
9 | 111411788273336 |
10 | 25830830271912 |
11 | 8259880309956 |
12 | 2a92230964120 |
13 | 1154ab570b2c3 |
14 | 65430c77d4c8 |
15 | 2ebdbc329c5c |
hex | 177e35766da8 |
25830830271912 has 64 divisors (see below), whose sum is σ = 65560947903360. Its totient is φ = 8479369113600.
The previous prime is 25830830271901. The next prime is 25830830271913. The reversal of 25830830271912 is 21917203803852.
It is a super-2 number, since 2×258308302719122 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (25830830271913) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7102033 + ... + 10104480.
It is an arithmetic number, because the mean of its divisors is an integer number (1024389810990).
Almost surely, 225830830271912 is an apocalyptic number.
It is an amenable number.
25830830271912 is an abundant number, since it is smaller than the sum of its proper divisors (39730117631448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25830830271912 is a wasteful number, since it uses less digits than its factorization.
25830830271912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17207474 (or 17207470 counting only the distinct ones).
The product of its (nonzero) digits is 1451520, while the sum is 51.
The spelling of 25830830271912 in words is "twenty-five trillion, eight hundred thirty billion, eight hundred thirty million, two hundred seventy-one thousand, nine hundred twelve".
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