Base | Representation |
---|---|
bin | 110000100000… |
… | …0101100110000 |
3 | 1202212000112200 |
4 | 1201000230300 |
5 | 23002241312 |
6 | 2305023200 |
7 | 426105240 |
oct | 141005460 |
9 | 52760480 |
10 | 25430832 |
11 | 1339a619 |
12 | 8624b00 |
13 | 536533b |
14 | 353db20 |
15 | 23750dc |
hex | 1840b30 |
25430832 has 60 divisors (see below), whose sum is σ = 81341520. Its totient is φ = 7265664.
The previous prime is 25430813. The next prime is 25430833. The reversal of 25430832 is 23803452.
It is a junction number, because it is equal to n+sod(n) for n = 25430796 and 25430805.
It is not an unprimeable number, because it can be changed into a prime (25430833) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11607 + ... + 13622.
It is an arithmetic number, because the mean of its divisors is an integer number (1355692).
Almost surely, 225430832 is an apocalyptic number.
It is an amenable number.
25430832 is an abundant number, since it is smaller than the sum of its proper divisors (55910688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25430832 is a wasteful number, since it uses less digits than its factorization.
25430832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25250 (or 25241 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The square root of 25430832 is about 5042.8991661543. The cubic root of 25430832 is about 294.0718968965.
It can be divided in two parts, 25430 and 832, that added together give a palindrome (26262).
The spelling of 25430832 in words is "twenty-five million, four hundred thirty thousand, eight hundred thirty-two".
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