Base | Representation |
---|---|
bin | 1011100010110000101101… |
… | …10111011011111100010000 |
3 | 10022212122121112120200212120 |
4 | 11301120112313123330100 |
5 | 11311341143412203410 |
6 | 125553030002454240 |
7 | 5226623161660626 |
oct | 561302667337420 |
9 | 108778545520776 |
10 | 25383640350480 |
11 | 80a7161256095 |
12 | 2a1b629964380 |
13 | 1121889578a39 |
14 | 63a809175516 |
15 | 2e0447b17570 |
hex | 171616ddbf10 |
25383640350480 has 960 divisors, whose sum is σ = 86876974517760. Its totient is φ = 6119608320000.
The previous prime is 25383640350473. The next prime is 25383640350491. The reversal of 25383640350480 is 8405304638352.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 41408874654 + ... + 41408875266.
It is an arithmetic number, because the mean of its divisors is an integer number (90496848456).
Almost surely, 225383640350480 is an apocalyptic number.
25383640350480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25383640350480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43438487258880).
25383640350480 is an abundant number, since it is smaller than the sum of its proper divisors (61493334167280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25383640350480 is a wasteful number, since it uses less digits than its factorization.
25383640350480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 912 (or 875 counting only the distinct ones).
The product of its (nonzero) digits is 8294400, while the sum is 51.
The spelling of 25383640350480 in words is "twenty-five trillion, three hundred eighty-three billion, six hundred forty million, three hundred fifty thousand, four hundred eighty".
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