Search a number
-
+
9913141 = 72202309
BaseRepresentation
bin100101110100…
…001100110101
3200122122021101
4211310030311
510014210031
6552250101
7150155200
oct45641465
920578241
109913141
115660987
1233a0931
132091184
141460937
15d0c361
hex974335

9913141 has 6 divisors (see below), whose sum is σ = 11531670. Its totient is φ = 8496936.

The previous prime is 9913139. The next prime is 9913147. The reversal of 9913141 is 1413199.

It is a happy number.

9913141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9790641 + 122500 = 3129^2 + 350^2 .

It is not a de Polignac number, because 9913141 - 21 = 9913139 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 (9913147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101106 + ... + 101203.

It is an arithmetic number, because the mean of its divisors is an integer number (1921945).

Almost surely, 29913141 is an apocalyptic number.

It is an amenable number.

9913141 is a deficient number, since it is larger than the sum of its proper divisors (1618529).

9913141 is a wasteful number, since it uses less digits than its factorization.

9913141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202323 (or 202316 counting only the distinct ones).

The product of its digits is 972, while the sum is 28.

The square root of 9913141 is about 3148.5140939815. The cubic root of 9913141 is about 214.8178807503.

The spelling of 9913141 in words is "nine million, nine hundred thirteen thousand, one hundred forty-one".

Divisors: 1 7 49 202309 1416163 9913141