Base | Representation |
---|---|
bin | 110000001110… |
… | …0111000001011 |
3 | 1202120120021102 |
4 | 1200130320023 |
5 | 22433042412 |
6 | 2301532015 |
7 | 424624412 |
oct | 140347013 |
9 | 52516242 |
10 | 25284107 |
11 | 132aa362 |
12 | 857400b |
13 | 5313614 |
14 | 3502479 |
15 | 23468c2 |
hex | 181ce0b |
25284107 has 4 divisors (see below), whose sum is σ = 26383440. Its totient is φ = 24184776.
The previous prime is 25284101. The next prime is 25284109. The reversal of 25284107 is 70148252.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 25284107 - 218 = 25021963 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 25284107.
It is not an unprimeable number, because it can be changed into a prime (25284101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549632 + ... + 549677.
It is an arithmetic number, because the mean of its divisors is an integer number (6595860).
Almost surely, 225284107 is an apocalyptic number.
25284107 is a deficient number, since it is larger than the sum of its proper divisors (1099333).
25284107 is a wasteful number, since it uses less digits than its factorization.
25284107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1099332.
The product of its (nonzero) digits is 4480, while the sum is 29.
The square root of 25284107 is about 5028.3304386247. The cubic root of 25284107 is about 293.5052494594.
The spelling of 25284107 in words is "twenty-five million, two hundred eighty-four thousand, one hundred seven".
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