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9925427 = 10792761
BaseRepresentation
bin100101110111…
…001100110011
3200200021010102
4211313030303
510020103202
6552423015
7150236051
oct45671463
920607112
109925427
11566a136
1233a7a6b
132096945
1414651d1
15d10d02
hex977333

9925427 has 4 divisors (see below), whose sum is σ = 10018296. Its totient is φ = 9832560.

The previous prime is 9925387. The next prime is 9925439. The reversal of 9925427 is 7245299.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7245299 = 23315013.

It is a cyclic number.

It is not a de Polignac number, because 9925427 - 28 = 9925171 is a prime.

It is a super-3 number, since 3×99254273 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (9915427) 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, 46274 + ... + 46487.

It is an arithmetic number, because the mean of its divisors is an integer number (2504574).

Almost surely, 29925427 is an apocalyptic number.

9925427 is a deficient number, since it is larger than the sum of its proper divisors (92869).

9925427 is a wasteful number, since it uses less digits than its factorization.

9925427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92868.

The product of its digits is 45360, while the sum is 38.

The square root of 9925427 is about 3150.4645689168. The cubic root of 9925427 is about 214.9065900337.

The spelling of 9925427 in words is "nine million, nine hundred twenty-five thousand, four hundred twenty-seven".

Divisors: 1 107 92761 9925427