Base | Representation |
---|---|
bin | 1011110001101011001000… |
… | …10011100100001100000000 |
3 | 10101200122012121012022210001 |
4 | 11320311210103210030000 |
5 | 11343240042403200034 |
6 | 131024251000045344 |
7 | 5311633012622140 |
oct | 570654423441400 |
9 | 111618177168701 |
10 | 25896040678144 |
11 | 82844a394426a |
12 | 2aa29ab763854 |
13 | 115aca8785ab0 |
14 | 657537224920 |
15 | 2ed9371e6a14 |
hex | 178d644e4300 |
25896040678144 has 432 divisors, whose sum is σ = 69460204000320. Its totient is φ = 9370641530880.
The previous prime is 25896040678133. The next prime is 25896040678187. The reversal of 25896040678144 is 44187604069852.
It is a Harshad number since it is a multiple of its sum of digits (64).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 243832734 + ... + 243938914.
It is an arithmetic number, because the mean of its divisors is an integer number (160787509260).
Almost surely, 225896040678144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25896040678144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34730102000160).
25896040678144 is an abundant number, since it is smaller than the sum of its proper divisors (43564163322176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25896040678144 is a wasteful number, since it uses less digits than its factorization.
25896040678144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106284 (or 106251 counting only the distinct ones).
The product of its (nonzero) digits is 92897280, while the sum is 64.
The spelling of 25896040678144 in words is "twenty-five trillion, eight hundred ninety-six billion, forty million, six hundred seventy-eight thousand, one hundred forty-four".
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