Base | Representation |
---|---|
bin | 101111110011… |
… | …1001010111001 |
3 | 1202011101111210 |
4 | 1133213022321 |
5 | 22404022441 |
6 | 2253113333 |
7 | 423020145 |
oct | 137471271 |
9 | 52141453 |
10 | 25064121 |
11 | 1316a055 |
12 | 8488849 |
13 | 5267454 |
14 | 3486225 |
15 | 2301616 |
hex | 17e72b9 |
25064121 has 8 divisors (see below), whose sum is σ = 33763744. Its totient is φ = 16536960.
The previous prime is 25064119. The next prime is 25064129. The reversal of 25064121 is 12146052.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 25064121 - 21 = 25064119 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (25064129) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42775 + ... + 43356.
It is an arithmetic number, because the mean of its divisors is an integer number (4220468).
Almost surely, 225064121 is an apocalyptic number.
It is an amenable number.
25064121 is a deficient number, since it is larger than the sum of its proper divisors (8699623).
25064121 is an equidigital number, since it uses as much as digits as its factorization.
25064121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86231.
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 25064121 is about 5006.4079937616. The cubic root of 25064121 is about 292.6515483208.
The spelling of 25064121 in words is "twenty-five million, sixty-four thousand, one hundred twenty-one".
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