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9949141 = 19523639
BaseRepresentation
bin100101111100…
…111111010101
3200201110122201
4211330333111
510021333031
6553124501
7150365146
oct45747725
920643581
109949141
115685a34
1233b9731
1320a4687
14146dacd
15d17d61
hex97cfd5

9949141 has 4 divisors (see below), whose sum is σ = 10472800. Its totient is φ = 9425484.

The previous prime is 9949123. The next prime is 9949169. The reversal of 9949141 is 1419499.

9949141 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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: 1419499 = 5326783.

It is a cyclic number.

It is not a de Polignac number, because 9949141 - 219 = 9424853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9949141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9949441) 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, 261801 + ... + 261838.

It is an arithmetic number, because the mean of its divisors is an integer number (2618200).

Almost surely, 29949141 is an apocalyptic number.

It is an amenable number.

9949141 is a deficient number, since it is larger than the sum of its proper divisors (523659).

9949141 is a wasteful number, since it uses less digits than its factorization.

9949141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523658.

The product of its digits is 11664, while the sum is 37.

The square root of 9949141 is about 3154.2258955249. The cubic root of 9949141 is about 215.0776067411.

The spelling of 9949141 in words is "nine million, nine hundred forty-nine thousand, one hundred forty-one".

Divisors: 1 19 523639 9949141