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14407525 = 521152391
BaseRepresentation
bin110110111101…
…011101100101
31000002222102001
4312331131211
512142020100
61232445301
7233314306
oct66753545
930088361
1014407525
118150650
1249a9831
132ca5a82
141cb07ad
1513e8d6a
hexdbd765

14407525 has 12 divisors (see below), whose sum is σ = 19489824. Its totient is φ = 10478000.

The previous prime is 14407501. The next prime is 14407553. The reversal of 14407525 is 52570441.

It is not a de Polignac number, because 14407525 - 25 = 14407493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14407493 and 14407502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25921 + ... + 26470.

It is an arithmetic number, because the mean of its divisors is an integer number (1624152).

Almost surely, 214407525 is an apocalyptic number.

It is an amenable number.

14407525 is a deficient number, since it is larger than the sum of its proper divisors (5082299).

14407525 is a wasteful number, since it uses less digits than its factorization.

14407525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52412 (or 52407 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 14407525 is about 3795.7245685113. The cubic root of 14407525 is about 243.3304507488.

Adding to 14407525 its reverse (52570441), we get a palindrome (66977966).

The spelling of 14407525 in words is "fourteen million, four hundred seven thousand, five hundred twenty-five".

Divisors: 1 5 11 25 55 275 52391 261955 576301 1309775 2881505 14407525