Base | Representation |
---|---|
bin | 110000101000… |
… | …0010011010101 |
3 | 1202222021012200 |
4 | 1201100103111 |
5 | 23011312431 |
6 | 2310235113 |
7 | 426462456 |
oct | 141202325 |
9 | 52867180 |
10 | 25494741 |
11 | 13433638 |
12 | 8655a99 |
13 | 538845c |
14 | 355912d |
15 | 2388ee6 |
hex | 18504d5 |
25494741 has 48 divisors (see below), whose sum is σ = 41333760. Its totient is φ = 15079680.
The previous prime is 25494731. The next prime is 25494757. The reversal of 25494741 is 14749452.
It is a happy number.
It is not a de Polignac number, because 25494741 - 25 = 25494709 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a junction number, because it is equal to n+sod(n) for n = 25494696 and 25494705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25494701) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 186025 + ... + 186161.
It is an arithmetic number, because the mean of its divisors is an integer number (861120).
Almost surely, 225494741 is an apocalyptic number.
It is an amenable number.
25494741 is a deficient number, since it is larger than the sum of its proper divisors (15839019).
25494741 is a wasteful number, since it uses less digits than its factorization.
25494741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226 (or 223 counting only the distinct ones).
The product of its digits is 40320, while the sum is 36.
The square root of 25494741 is about 5049.2317237378. The cubic root of 25494741 is about 294.3180301401.
The spelling of 25494741 in words is "twenty-five million, four hundred ninety-four thousand, seven hundred forty-one".
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