Search a number
-
+
8133016541 = 131633838139
BaseRepresentation
bin1111001001100001…
…11111101111011101
3202222210201001021212
413210300333233131
5113124023012131
63423010434205
7405354333326
oct74460775735
922883631255
108133016541
1134a396a781
1216ab892965
139c7c76930
1457221144d
15329022a2b
hex1e4c3fbdd

8133016541 has 8 divisors (see below), whose sum is σ = 8812369440. Its totient is φ = 7461340272.

The previous prime is 8133016523. The next prime is 8133016561. The reversal of 8133016541 is 1456103318.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8133016541 - 214 = 8133000157 is a prime.

It is a super-2 number, since 2×81330165412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8133016498 and 8133016507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8133016511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1916951 + ... + 1921188.

It is an arithmetic number, because the mean of its divisors is an integer number (1101546180).

Almost surely, 28133016541 is an apocalyptic number.

It is an amenable number.

8133016541 is a deficient number, since it is larger than the sum of its proper divisors (679352899).

8133016541 is a wasteful number, since it uses less digits than its factorization.

8133016541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3838315.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 8133016541 is about 90183.2386921206. The cubic root of 8133016541 is about 2011.0238376128.

Adding to 8133016541 its reverse (1456103318), we get a palindrome (9589119859).

The spelling of 8133016541 in words is "eight billion, one hundred thirty-three million, sixteen thousand, five hundred forty-one".

Divisors: 1 13 163 2119 3838139 49895807 625616657 8133016541