Base | Representation |
---|---|
bin | 110001100010… |
… | …1101101100010 |
3 | 1210212200220010 |
4 | 1203011231202 |
5 | 23122210100 |
6 | 2324425350 |
7 | 433534521 |
oct | 143055542 |
9 | 53780803 |
10 | 25975650 |
11 | 13731988 |
12 | 8848256 |
13 | 54c630c |
14 | 36424b8 |
15 | 2431750 |
hex | 18c5b62 |
25975650 has 48 divisors (see below), whose sum is σ = 64888704. Its totient is φ = 6876480.
The previous prime is 25975637. The next prime is 25975657. The reversal of 25975650 is 5657952.
It is a junction number, because it is equal to n+sod(n) for n = 25975599 and 25975608.
It is not an unprimeable number, because it can be changed into a prime (25975657) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22999 + ... + 24101.
It is an arithmetic number, because the mean of its divisors is an integer number (1351848).
Almost surely, 225975650 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25975650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32444352).
25975650 is an abundant number, since it is smaller than the sum of its proper divisors (38913054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25975650 is a wasteful number, since it uses less digits than its factorization.
25975650 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1275 (or 1270 counting only the distinct ones).
The product of its (nonzero) digits is 94500, while the sum is 39.
The square root of 25975650 is about 5096.6312403391. The cubic root of 25975650 is about 296.1570949041.
The spelling of 25975650 in words is "twenty-five million, nine hundred seventy-five thousand, six hundred fifty".
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