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14925427 = 111356857
BaseRepresentation
bin111000111011…
…111001110011
31001002021211121
4320323321303
512310103202
61251523111
7240602236
oct70737163
931067747
1014925427
118474770
124bb9497
13312771a
141da741d
15149c537
hexe3be73

14925427 has 4 divisors (see below), whose sum is σ = 16282296. Its totient is φ = 13568560.

The previous prime is 14925409. The next prime is 14925433. The reversal of 14925427 is 72452941.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14925427 - 27 = 14925299 is a prime.

It is a super-2 number, since 2×149254272 = 445536742264658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14925392 and 14925401.

It is not an unprimeable number, because it can be changed into a prime (14925437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 678418 + ... + 678439.

It is an arithmetic number, because the mean of its divisors is an integer number (4070574).

Almost surely, 214925427 is an apocalyptic number.

14925427 is a deficient number, since it is larger than the sum of its proper divisors (1356869).

14925427 is a wasteful number, since it uses less digits than its factorization.

14925427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356868.

The product of its digits is 20160, while the sum is 34.

The square root of 14925427 is about 3863.3440178167. The cubic root of 14925427 is about 246.2118330911.

The spelling of 14925427 in words is "fourteen million, nine hundred twenty-five thousand, four hundred twenty-seven".

Divisors: 1 11 1356857 14925427