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9712141 = 23422267
BaseRepresentation
bin100101000011…
…001000001101
3200021102112221
4211003020031
54441242031
6544055341
7145360165
oct45031015
920242487
109712141
11553396a
123304551
13202083a
14140b5a5
15cbca11
hex94320d

9712141 has 4 divisors (see below), whose sum is σ = 10134432. Its totient is φ = 9289852.

The previous prime is 9712133. The next prime is 9712147. The reversal of 9712141 is 1412179.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1412179 = 3738167.

It is a cyclic number.

It is not a de Polignac number, because 9712141 - 23 = 9712133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9712147) 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, 211111 + ... + 211156.

It is an arithmetic number, because the mean of its divisors is an integer number (2533608).

Almost surely, 29712141 is an apocalyptic number.

It is an amenable number.

9712141 is a deficient number, since it is larger than the sum of its proper divisors (422291).

9712141 is a wasteful number, since it uses less digits than its factorization.

9712141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422290.

The product of its digits is 504, while the sum is 25.

The square root of 9712141 is about 3116.4308110401. The cubic root of 9712141 is about 213.3560650148.

The spelling of 9712141 in words is "nine million, seven hundred twelve thousand, one hundred forty-one".

Divisors: 1 23 422267 9712141