Base | Representation |
---|---|
bin | 101111110011… |
… | …1011110111100 |
3 | 1202011110021022 |
4 | 1133213132330 |
5 | 22404043104 |
6 | 2253123312 |
7 | 423023660 |
oct | 137473674 |
9 | 52143238 |
10 | 25065404 |
11 | 13170011 |
12 | 8489538 |
13 | 5267c00 |
14 | 34868a0 |
15 | 2301bbe |
hex | 17e77bc |
25065404 has 36 divisors (see below), whose sum is σ = 54293904. Its totient is φ = 9914112.
The previous prime is 25065401. The next prime is 25065413. The reversal of 25065404 is 40456052.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25065401) 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, 2084 + ... + 7380.
It is an arithmetic number, because the mean of its divisors is an integer number (1508164).
Almost surely, 225065404 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 25065404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27146952).
25065404 is an abundant number, since it is smaller than the sum of its proper divisors (29228500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25065404 is a wasteful number, since it uses less digits than its factorization.
25065404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5334 (or 5319 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 26.
The square root of 25065404 is about 5006.5361279032. The cubic root of 25065404 is about 292.6565417206.
The spelling of 25065404 in words is "twenty-five million, sixty-five thousand, four hundred four".
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